Flexible tubesheet
[化] 挠性管板
🧩 词语组成解析
[化] 管板
🗣️ 情景例句
No thanks. Maybe some other time.
不用了，谢谢。也许下次吧。
What are you thinking about?
你正在考虑什么？
He had been there for nearly ten hours.
他已经在烟囱里被困了将近10个小时。