Pre-coating
[化] 预涂层
🧩 词语组成解析
abbr. 炼油工程师（Petroleum Refining Engineer）
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
Well, thanks.
噢 谢谢你。
When all men speak no man hears.
人人都讲话，无人去听它。
We ate our sandwiches and a bar of chocolate each and began to feel better.
我们俩都吃了三明治和一块巧克力才感到舒服些了。