Conveniency
n. 方便, 便宜
🗣️ 情景例句
They all work hard, without exception.
他们个个努力工作，无一例外。
Hear all parties.
兼听则明。
Sparks were emitted from small black boxes and red lamps flashed on and off angrily.
小黑盒子里迸出火花，红色灯泡发怒似地忽明忽暗。