Binoxide
二氧化物
🗣️ 情景例句
I can't put my finger on what exactly makes a written piece a classic.
我不知道什么使一篇著作成为经典。
Please take your time.
请慢慢来。
I'm afraid that Jim will miss a lot of his lessons.
恐怕这么一来，吉姆要缺很多课了。