Megastructure
超级建筑
🗣️ 情景例句
Good-bye, Richard, and good luck. See you in two weeks.
再见， Richard， 祝你好运。两周后见。
Hasty climbers have sudden falls.
大起者有大落。
You must always return your library book on time!
你必须按时归还图书馆的书！