Perborate
n. [化]过硼酸盐
🗣️ 情景例句
When's the last time you took a vacation?
上次你去度假是什么时候？
I'm crazy about shooting.
我热衷于射击运动。
I looked out of the window.It was dark outside.
我望望窗外，外面一片昏暗。