| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024bil•lion /ˈbɪlyən/USA pronunciation n. [countable], pl. -lions, [or, after a number] -lion, adj. n. - a cardinal number represented by 1 followed by 9 zeros:the sum of two billion dollars.
- any vaguely large number: I've told you a billion times.
- (formerly, in Great Britain) a cardinal number represented by 1 followed by 12 zeros.
adj. [before a noun] - equal in number to a billion:a billion-dollar industry.
bil•lionth, adj., n. [countable] WordReference Random House Unabridged Dictionary of American English © 2024bil•lion (bil′yən),USA pronunciation n., pl. -lions, (as after a numeral) -lion, adj. n. - a cardinal number represented by 1 followed by 9 zeros.
- a very large number:I've told you so billions of times.
- (formerly, in Great Britain) a cardinal number represented by 1 followed by 12 zeros.
adj. - equal in number to a billion.
- French, equivalent. to b(i)- bi-1 + -illion, as in million
- 1680–90
Collins Concise English Dictionary © HarperCollins Publishers:: billion /ˈbɪljən/ n ( pl -lions, -lion)- one thousand million: it is written as 1 000 000 000 or 109
- (formerly, in Britain) one million million: it is written as 1 000 000 000 000 or 1012
- (often plural) any exceptionally large number
determiner - (preceded by a or a cardinal number) amounting to a billion
Etymology: 17th Century: from French, from bi-1 + -llion as in millionˈbillionth adj , n |