L-0
[医] 无毒界量
🗣️ 情景例句
I've been there several times.
我到那儿去过好几次。
We've increased our efficiency by 20% through automation.
通过自动化我们的效率增加了20%。
We may go abroad. I'm not sure.
我们可能到国外去，但我不敢肯定。