Fluorborate
氟硼酸盐
🗣️ 情景例句
with two or three other college friends.
邀两到三个其他的大学朋友一起。
We never know the worth (or value) of water till the well is dry.
井枯方知水可贵。
It turned out to be snoring! Men were found to be the worst offenders.
它竟然是鼾声。人类是这方面的罪魁祸首。