Fluorborate
氟硼酸盐
🗣️ 情景例句
Tom, is that you?
汤姆，是你吗？
I've got news for you.
我要告诉你一个好消息。
torn by the noise of the taxicabs, lorries and buses, and thronged ceaselessly by great crowds.
街道上充斥着汽油味和有毒气体，出租汽车、卡车、公共汽车的噪音刺耳难忍，络绎不绝的人群挤来挤去。