n. 钥匙;(打字机等的)键;关键,线索,秘诀;(音乐的)调;
vt. 键入;锁上;调节…的音调;提供线索;
vi. 使用钥匙;
adj. 关键的;主要的;
🗣️ 情景例句
I think he'll sleep through the night now.
我想他现在会睡到天亮。
Perhaps I can sneak out of the classroom unnoticed.
也许我可以神不知鬼不觉地溜进教室。
He passed his exams, and even better, when he left university he had earned enough money to start his own business, offering guide services to tourists.