Core coating
[机] 砂心涂料
🧩 词语组成解析
core
[kɔ:]
n. 中心，核心，精髓;果心，果核;[地质学]地核;[计] 磁心;
vt. 去（果）核，挖去…的果心;提取岩芯（样品）;
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
OK. There will be a taxi waiting outside in 10 minutes.
好，10分钟后会有一部出租车在外面等候。
I'm going to use three pounds.
我要用三磅。
So much is certain: that we would have doctors and preachers,
虽然我们还会有医生和牧师、