Unden
n. 残杀威（一种杀虫剂）
🗣️ 情景例句
so she had to take an earlier flight today.
所以她不得不在今天搭早一班的班机。
I don't know. You may look in the TV Guide.
我不知道，你可以看看《电视报》。
He could make out three men in a basket under it and one of them was holding a pair of binoculars.
他看清了气球下面有3个人呆在一只筐里，其中一个举着望远镜。