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单词 limit
释义

limit

/ˈlɪmɪt /
noun
1A point or level beyond which something does not or may not extend or pass: the failure showed the limits of British power the 10-minute limit on speeches there was no limit to his imagination...
  • Power management software can orchestrate the graceful shutdown of critical systems when power outages extend beyond the limits of backup systems.
  • No concept can allow us to rise so far: yet the aesthetic experience, which involves a perpetual striving to pass beyond the limits of our point of view, seems to embody what cannot be thought.
  • These issues are moving the limits of storage from its technological limit to its practical limit.
1.1 (often limits) The terminal point or boundary of an area or movement: the city limits the upper limit of the tidal reaches...
  • At the extreme tidal limits in wet areas, organic production may exceed sediment supply and peaty organic sediments may then accumulate.
  • Taking a city tram from Basel as far as its terminus at the city limits, I followed the road on foot.
  • Justice Morin held that the City had the authority, pursuant to the provisions of the Municipal Act, to designate any area within the City limits as an area where smoking is prohibited.

Synonyms

boundary, border, boundary line, bound, bounding line, partition line, frontier, edge, demarcation line, end point, cut-off point, termination;
perimeter, outside, outline, confine, periphery, margin, rim, extremity, fringe, threshold, compass
1.2The furthest extent of one’s physical or mental endurance: Mary Ann tried everyone’s patience to the limit...
  • It was a while before the children realized that these two marines, laden with arms to the limit of physical endurance, were not going to hurt them.
  • It could take them six weeks to complete, will see them race over almost 4000 nautical miles and push their mental and physical abilities to the limit.
  • As an 18-year-old, they take you to the limit of your endurance.

Synonyms

utmost, breaking point, extremity, greatest extent, ultimate, end point, the bitter end
the last straw, the straw that broke the camel's back, enough, more than enough
informal the end, it
2A restriction on the size or amount of something permissible or possible: an age limit a weight limit...
  • ‘We have not put any restrictions on the age limit,’ says V.K. Jayan, of Terracrafts, who leads the workshop.
  • Two more conventional measures, species-specific size restrictions and catch limits, appear in only a small number of fishing accords.
  • Restrictions enacted under previous state legislation impose limits on the amount districts can increase their budgets.

Synonyms

maximum, ceiling, limitation, upper limit;
restriction, curb, check, control, curtailment, restraint;
damper, brake, rein
2.1A speed limit: a 30 mph limit...
  • Speed limits on high-speed roads, and the actual extreme percentile speeds, have generally decreased.
  • The old man in a white Cadillac was driving down the road ten mph under the limit with his left turn signal on while on a cell phone!
  • After our country's previous success with speed limit reductions to 55 mph, a lower limit should be even more attractive to the public.
2.2 (also legal limit) The maximum concentration of alcohol in the blood that the law allows in the driver of a motor vehicle: the risk of drinkers inadvertently going over the limit...
  • Why would it not include someone who has a blood alcohol content above the limit for driving a motor vehicle?
  • into whether the current blood alcohol limit for driving should be lowered from 80 mg per 100 ml to 50 mg.
  • In Bulgaria the blood alcohol limit for motorists is 0.05, that is, 50 mg of alcohol in 100 ml of blood.
3 Mathematics A point or value which a sequence, function, or sum of a series can be made to approach progressively, until they are as close to it as desired.In fact, the sequence converges to a limit whose value is 2.7182818....
  • We begin in section 2 with two simple examples to show that the pointwise limit of a sequence of analytic functions need not be analytic.
  • Around this time he discovered conditions under which a function is a limit of a sequence of continuous functions.
verb (limits, limiting, limited) [with object]
Set or serve as a limit to: try to limit the amount you drink class sizes are limited to a maximum of 10 (as adjective limiting) a limiting factor...
  • New government regulations limiting the sort of DIY work that amateurs can carry out.
  • Another major factor limiting the Europeans' performances has to be the heat and humidity.
  • This year it has gone further, limiting the amount of time they can spend covering for absent colleagues.

Synonyms

restrict, curb, check, place a limit on, cap, keep within bounds, hold in check, restrain, put a brake on, hold, freeze, peg;
regulate, control, govern, delimit, demarcate, circumscribe, ration;
arrest, bridle, inhibit, damp (down), fetter, tie down
rare trammel

Phrases

be the limit

off limits

within limits

without limit

Derivatives

limitable

adjective

limitative

/ˈlɪmɪtətɪv / adjective ...
  • Turing and Godel, and the complexity theorists who have followed, have made fundamental limitative theorems a fact of mathematical life.
  • They suggest that redundancy is not merely a ‘limitative condition’, but is key to the transmission of the message itself.

Origin

Late Middle English: from Latin limes, limit- 'boundary, frontier'. The verb is from Latin limitare, from limes.

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更新时间:2024/11/14 21:11:19