Stannizing
渗钖处理
🗣️ 情景例句
Jeans are popular among the young.
牛仔裤很受年轻人喜爱。
We'll start with an orientation video. It runs about 15 minutes.
我们将从一个电视简报开始，大概放15分钟。
I'm not sure we can use that many.
我怕我们用不了那么多。