Keying device
[计] 键控设备
🧩 词语组成解析
[计] 键控
🗣️ 情景例句
Simple.
简单明 。
Joy put heart into a man.
人逢喜事精神爽。
People are always talking about 'the problem of youth'.
人们总是在谈论“青年问题”。