Effervescing
v. 冒气泡, 起泡沫( effervesce的现在分词 )
🗣️ 情景例句
Tell me the courses you have completed in school and what is your favorite subject?
你曾修读哪些课程和你最喜欢哪一科？
If you're not sure how to do is, ask me.
假如你拿不准怎样做，就来问我好了。
This would solve the problem of ventilation, for if a train entered this tunnel, it would draw in fresh air behind it.
因为如果有列火车开进隧道，它就把新鲜空气随之抽进了隧道。