Duplexer
[电] 双工器
🗣️ 情景例句
I take this threat very seriously.
我认为这种威胁非同小可。
Art is long, life is short.
艺术恒久，生命短暂。
But this is not a business that can be undertaken in a day or swiftly improvised by a mere command of the will.
但这并非一日之功，也不是单凭意志一蹴而就的事。