Lapping powder
[化] 研磨粉
🧩 词语组成解析
[计] 研磨, 抛光\\n[化] 研磨
powder
['paʊdɚ]
n. 粉，粉末;粉状物质;
vt. 在…搽粉;
vi. 涂粉，变成粉末;
🗣️ 情景例句
Mom and Dad are already on their way down to the gallery.
妈妈和爸爸已经出发去画廊了。
She asked me which one I'd like, and I said I didn't mind.
她问我要哪一个，我说哪一个都没有关系。[动词时态一致，这是中国人学习英语最头痛的一个问题。]
The guards couldn't have been watchig very carefully.
警卫不可能一直认真地查看。