Billions
n. 十億（billion的復數形式）
??? 情景例句
I know who you are.
我知道你是誰。
Better wear out than rust out.
與其閑散不如忙碌。
We have agreed on all terms in the contract. Shall we sign it next week?
我們對合同各項條款全無異議，下周簽合同如何？