Benzanthacene
[机] 苯并
🗣️ 情景例句
Something else I was wondering about was...
我想知道其它事是^
He's a composer of serious music.I like his music a lot.
他是的一个严肃音乐的作曲家，我非常喜欢他的音乐。
Rescue workers are therefore drilling a hole on the north side of the mine.
因此，营救人员在矿井的北侧钻了一个洞。