Stationary tubesheet
[化] 固定管板
🧩 词语组成解析
[化] 管板
🗣️ 情景例句
What's the difference? No one will ever find out.
有什么两样？没有人会发现。
None preaches better than the ant, and she says nothing.
蚂蚁不说话，但最善于说教。
You asked for it!
你自讨苦吃！