Coating of rolls
[建] 辊轴涂面
🧩 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;
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
n. 面包卷；捆；卷轴；辊碎机；滚动（roll的复数）
🗣️ 情景例句
Well, then why are you so sad?
那你为什么如此难过？
It's a poor heart that never rejoices.
不知人间有乐趣者最可怜。
After his attempt, Campbell was disappointed to learn that his average speed had been 299 miles per hour.
比赛结束后，坎贝尔非常失望地得知他的平均时速是299英里。