Underseal
vt. （为防尘）密封（汽车）底部
✅ 同义词
📖 牛津释义
underseal
(Brit) (US undercoat) n [U]
tar-like or rubber-like substance used to protect the under-side of a motor vehicle against rust, etc （机动车底部的）防蚀涂层. underseal, v [Tn] coat the under-side of (a motor vehicle, etc) with a protective seal 用防蚀涂层涂（机动车等）的底部.
🗣️ 情景例句
Is this bus going to Dallas?
这车开往达拉斯吗？
How annoying!
真讨厌！
No matter how hard I tried, it was impossible to fill this beautiful pen with ink and to this day it has never written a single world!
然而不管我如何摆弄，那枝漂亮的钢笔就是吸不进墨水来。直到今天，那枝笔连一个字也没写过！