Detamide
避蚊胺
🗣️ 情景例句
How long is this flight?
这趟飞行有多长时间？
I have no secret of success but hard work.
成功无秘诀，只是努力干。
because they are unwilling to have their names entered as having taken out such and such a book,
因为它们不愿让人家记下它们公司的名字和借阅的某一本书。