英语词汇“variable-geometry aeroplane”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

variable /vāˈri-ə-bl or -ryə-bl/

adjective

That may be varied

Changeable

Tending or liable to change or vary

Showing variations

Unsteady

Quantitatively indeterminate (mathematics)

Changing in brightness (astronomy)

noun

A quantity subject to continual increase or decrease (mathematics)

An expression which may have any of a number of values (mathematics, computing)

A symbol referring to a known semantic range, but unspecified as to exact meaning (logic)

A shifting wind

A variable star

variabilˈity noun

vāˈriableness noun

vāˈriably adverb

variable costs plural noun

Costs which, unlike fixed costs, vary with the level of production

variable gear see under gear

variable-geometry aeroplane noun

An aeroplane of varying wing, swept-back for flight, but at right angles for take-off and landing, so removing the need for long runways and high landing-speeds

variable interest rate noun

A rate of interest on a loan, etc, that varies with the market rate of interest

variable-pitch propeller noun (aeronautics)

A propeller with blades movable by mechanical means during rotation to optimize the pitch for different speeds and engine revs

variable region noun (immunology)

Part of an immunoglobulin molecule which differs in amino acid sequence between different molecules

variable star noun

Any star with a luminosity not constant with time

vaˈriable-sweepˈ adjective

(of an aircraft wing) of which the sweep-back may be varied, as on a variable-geometry aeroplane