Shouldst
conj.将会..., 万一...
🗣️ 情景例句
She is in a meeting until night.
她开会要开到晚上。
How many sisters and brothers do you have?
你有几个姊妹和兄弟？
He came out of the library, a large book under his arm.
他夹着本厚书，走出了图书馆。