🧩 词语组成解析
class
[klæs]
n. 班;等级;阶级;种类;
vt. 把…归入某等级，把…看作（或分类、归类）;把…编入某一班级;
adj. 很好的，优秀的，出色的;
vi. 属于…类（或等级），被列为某类（或某级）;
[医] 蓝藻目
🗣️ 情景例句
I need to fit a fourth operation into his schedule.
我得在他的工作表上再加第四个手术。
I have to hang up now.
我现在不得不挂电话了。
Sally was very excited because she had never travelled on a train before.
萨莉非常激动，因为她从未乘过火车。