Diamidogen
二胺
🗣️ 情景例句
He went to Canada on business.
他因公赴加拿大。
It's hard sailing when there is no wind.
没有风难航行。
In towns that are near the sea, the tiny lanterns which had been hung in the streets the night before, are placed into the water when the festival is over.
在靠海的城镇中，头天夜里挂在大街小巷的小灯笼在节后就放在了水里。