| 单词 | billion |
| 释义 | billion —billionth, adj. , n. /bil"yeuhn/, n. , pl. billions, (as after a numeral) billion, adj. n. 1. a cardinal number represented in the U.S. by 1 followed by 9 zeros, and in Great Britain by 1 followed by 12 zeros. 2. a very large number: I've told you so billions of times. adj. 3. equal in number to a billion. [1680-90; < F, equiv. to b(i)- BI-1 + -illion, as in million] |
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