Pentaerythrite tertranitrate
[化] 季戊四醇四硝酸酯
🧩 词语组成解析
[化] 季戊四醇
🗣️ 情景例句
I want to take a few days off just for relaxation.
我想请几天假放松放松。
Wise up!
别傻了！
We were, however, worried about our nearest neighbors, whose farm was low lying and who were newcomers to the district.
不过，我们很为我们的近邻担心。他们的农场地势低洼，而且他们又新来乍到。