Channel stection
[机] U形剖面
🧩 词语组成解析
🗣️ 情景例句
Please do the work at your own convenience.
请在方便时把这事做一做。
What about another dance?
再跳一曲好吗？
but she is never sufficiently strong-minded to be able to stop the practice.
但她又缺乏足够坚强的意志把这一收集活动停下来。