Elliptical tubesheet
[化] 椭圆管板
🧩 词语组成解析
[化] 管板
🗣️ 情景例句
You are under arrest.
你被捕了。
I've put on my uniform. Let's go!
我穿上制服了，走吧！
On the other hand, I felt sad that I wasn't able to tell my grandparents that we were safe.
另一方面，我为不能告诉我的祖父母我们十分安全而感到难过。