Ketrax
四氢苯基咪唑并噻唑
🗣️ 情景例句
As a matter of fact,
事实上，
A living dog is better than a dead lion.
一条活狗胜过一头死狮。
She watched TV for half an hour after supper. Then she started her homework.
晚饭后她看了半小时电视。然后她开始做家庭作业。