Toxinantitoxin
毒素抗毒素合剂
🗣️ 情景例句
She went to a school-board meeting.
她去参加联合校董会会议了。
I ought to keep cool.
我应该保持冷静。
At 2,473 metres, it is the highest mountain pass in Europe.
海拔2，473O米，是欧洲最高的山口。