Microimpurity
[化] 微量杂质
🗣️ 情景例句
The next thing they'll see is this enlargement with the words Family Album,
他们接着看到的是U.S.A. Family Album, U.S.A.这几个放大的字。
Would you please tell me the exchange rate for pound sterling into RMB?
请你告诉我英镑兑换人民币的汇率是多少，好吗？
How do I control myself? I can't calm down.
我怎能控制我自己？我无法冷静下来。