✅ 同义词
🗣️ 情景例句
Right, fifth word.
对， 第五个字。
How much is the telephone bill a month?
每个月电话费要多少钱？
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。