Erbium oxide
[化] 氧化铒
🧩 词语组成解析
n. 铒\\n[化] 铒
oxide
['ɑksaɪd]
n. [化]氧化物;
🗣️ 情景例句
I never realized that.
我从来没有意识到这点。
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。
What are you doing?
你在干什么？