Nf
[電] 千億分之一法
??? 情景例句
I am interested in baseball.
我對棒球有興趣。
Could you lend me ten dollars?I left my wallet at home.
你能借給我10美元?我把錢包留在家了。
The order number wasn't anywhere on any of the boxes.
所有的條子都沒打上訂貨號碼啊！