Trihydroxide
[医] 三羟化物
🗣️ 情景例句
but this is an important opportunity.
但这是一次很重要的机会。
My brother took lessons on the trumpet for nearly ten years.
我的兄弟有将近10年的时间听小号的课了。
He wanted to buy a $300 watch for his wife,
他走进一家高级商店，要为妻子买一块价值300英镑的手表。