key 在英语中是什么意思?与 Lingoland 一起探索这个词的含义、发音及具体用法
钥匙
a small piece of shaped metal with incisions cut to fit the wards of a particular lock, which is inserted into a lock and turned to open or close it.
关键, 要害
a thing that is of crucial importance to a situation, problem, or explanation.
关键的, 主要的
of crucial importance.