Waistcoating
n. 西裝背心衣料
??? 情景例句
I have a new math program, and I want to learn how to use it.
我有一個(gè)新的數(shù)學(xué)程式 我想學(xué)習(xí)怎樣用。
Messengers should neither be headed nor hanged.
兩國相爭，不斬來使。
Are you French?
你是法國人嗎？