🗣️ 情景例句
Yes.
是的。
If Grade A is not available, Grade B will do.
如果一等品无货，二等品也可以。
In the class there are two American girls. They are twins. Their names are Lily and Lucy.
在班上有两个美国女孩，他们是双胞胎，名字叫鲁茜、莉莉。