Anthracene dihydride
[化] 二氢化蒽
🧩 词语组成解析
n. 蒽\\n[化] 蒽
二氢化物
🗣️ 情景例句
When was it built?
它是什么时候建造的？
Deliberate slowly,execute promptly.
慢慢酌量，快快行动。
Everything's very quiet.I'm sure there's no one at home.
毫无动静，肯定家里没有人。