Minorant
弱函数
🗣️ 情景例句
And plus, if you are not completely satisfied, you can return it to us.
并且，如果您不是百分百的满意，你可以将产品退还给我们。
She showed me her gratitude by inviting me to dinner.
她邀请我吃饭以表示她的感激。
I waited by the kitchen door.
我在厨房门旁等着。