Pellidon
多孔聚酰胺膜
🗣️ 情景例句
We're promoting you to a senior position effective immediately.
我们将马上给你升职。
From which station does the train leave?
这列火车从哪个站开出呢？
Then the teacher says, Stop and put your hands in front of you now.
“现在停止，并把手放在面前。”