| 释义 |
prime1 /prīm/ adjective- First in order of time, rank or importance
- Primary
- Chief
- Main
- Of the highest quality
- Supremely typical
- (of broadcasting time) commanding the highest audience figures
- Original
- In sexual excitement (Shakespeare)
- (of a number other than one) divisible by no whole number except unity and itself (mathematics)
- (of two or more numbers) relatively prime (see below) (with to; mathematics)
noun- One of the hours of the Divine Office, orig held at the first hour of the day (6am) (RC)
- The time from the beginning of the artificial day to terce
- The beginning
- The spring
- The world's youth
- The new moon, or its first appearance (obsolete)
- The best part
- The height of perfection
- Full health and strength
- A prime number
- A first subdivision or symbol marking it (ˈ) (mathematics, etc)
- A fundamental tone
- An old card game, probably the same as primero
- The first guard against sword thrusts, also the first and simplest thrust (fencing)
ORIGIN: L prīmus first; partly through OE prīm, from L prīma (hōra) first (hour) primeˈly adverb primeˈness noun prīˈmy adjective (Shakespeare) In one's prime, blooming prime cost see under cost1 prime meridian noun A meridian chosen to represent 0º, esp that passing through Greenwich, from which other lines of longitude are calculated prime minister noun - The head of a parliamentary government
- The chief minister of state
prime mover noun - In medieval astronomy, the primum mobile
- A natural source of energy
- A machine that transforms energy from such a source into motive power
- The main cause or instigator of an action, project, etc
prime number noun A number, other than one, divisible only by itself or unity prime rate or prime lending rate noun The lowest rate of interest charged by a bank at any given time, usu available only to large concerns with high credit ratings, forming the base figure on which other rates are calculated prime time noun (radio and TV) The peak period for viewing and listening during the day, having the highest rates primeˈ-time adjective prime vertical noun A great celestial circle passing through the east and west points of the horizon, and cutting the meridian at right angles at the zenith prime of life The period of one's life following youth, during which one is at one's most active, productive and successful relatively prime (mathematics) Having no common integral factor but unity prime2 /prīm/ transitive verb- To charge, fill
- To supply (a gun, firearm, bomb, etc) with powder or other means of igniting the charge
- To lay a train of powder to
- To bring into activity or working order by a preliminary charge (eg people by giving them liquor, a pump by pouring in water, an internal-combustion engine by injecting gas or oil)
- To coach or cram beforehand with information or instructions
- To apply a primer to, preparatory to painting
- To make up with cosmetics (obsolete)
intransitive verb- To prime a gun
- (of a boiler) to send water with the steam into the cylinder
- (of the tides) to recur at progressively shorter intervals
ORIGIN: Ety obscure prīˈmer noun - Someone or something that primes
- A priming-wire
- A detonator
- A preparatory first coat of paint, etc
- The particular type of paint used for this
prīˈming noun - The progressive shortening of the interval between tides as spring tide approaches
- A detonating charge that fires a propellant charge
- A tube for priming an internal-combustion engine
- A priming-wire
- A preparatory coat of paint
prīˈming-iron or prīˈming-wire noun A wire passed through the touch hole of a cannon to clear it and pierce the cartridge prīˈming-powder noun - Detonating powder
- A train of powder
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