Dechalking
[化] 擦去粉剂; 除去隔离剂
🗣️ 情景例句
You're most welcome.
不用客气。
Courtesy costs nothing.
谦虚恭敬，不用分文。
This continental slope usually starts at a place somewhere near the 100-fathom mark
一般是从差不多100英寻水深的地方开始的，