Protective coating
[化] 保护涂层; 防护涂料\\n[医] 保护(丸)衣
🧩 词语组成解析
coating
['kəutiŋ]
n. 涂层，覆盖层;（食品上的）面衣，糖衣，涂料;外衣布料上衣料，细呢，花呢;
v. 给…穿上外衣;覆盖;“coat”的现在分词;
🗣️ 情景例句
have been busy at work this morning
一早上都在忙着
Sure. Have a good day.
应该的。祝你度过愉快的一天。
I really ought to go and have my eyes tested.
我确实该去检查一下我的眼睛了。