Elliptical tubesheet
[化] 椭圆管板
🧩 词语组成解析
[化] 管板
🗣️ 情景例句
Be careful, I think the neighbors have been spying on us.
小心点，我觉得我们邻居一直在窥视我们。
For one thing,I've got to drop by the bank to get some money.
首先，我得去银行取一些钱。
I assure you that you will feel no pain at all.
我保证你根本不会觉得疼的。