Heptachlor
[化] 七氯\\n[医] 七氯, 七氯四氢甲е(一种杀虫剂)
🗣️ 情景例句
I heard you cheated on your exams.
我听说你考试作弊了。
I know the boy whose father is a pilot.
我知道那个男孩的父亲是飞行员。
Sure! When do you want it?
当然可以！您什么时候要？