Trifluoride
三氟化物
🗣️ 情景例句
His wife just found out about his mistress.
他的妻子刚刚发现了他有外遇。
Every brave man is a man of his word.
勇敢的人都是信守诺言的人。
Lucy and I go to school six days a week.
鲁茜和我每周上六天课。