Dithiole
[化] 二硫杂环戊二烯
🗣️ 情景例句
He's busy preparing for class.
他忙着准备功课。
The mining area is centered large in the north.
那里的采矿区大部分集中在北部。
Only good scouting is likely to preserve the freedoms so dear to the heart of the eternal Boy Scout.
只有优良的童子军活动才能保持不朽的童子军所衷心热爱的各项自由。