Og
abbr. 奥运会（Olympic Games）
✅ 同义词
🗣️ 情景例句
I would like to send this by registered mail, please.
我想把这封信挂号寄出。
He devoted his life to promoting world peace.
他一生致力于促进世界和平。
He was on his way to a lecture, when a tourist stopped him and asked him for directions.
他走在去听课的路上，此时一位游客拦住他问路。