Diphenylene
二苯撑
🗣️ 情景例句
Experienced, talented, retired.
有经验， 有才能， 退休了。
One ploughs, another sow; who will reap no one knows.
有的耕，有的播，谁来收获很难说。
I'm sorry to have done that. I didn't mean to be so rude.
我为那样做感到抱歉。我并不想那样粗鲁的。