Relativity theory
[计] 相对论
🧩 词语组成解析
🗣️ 情景例句
Thanks, Mom.
谢谢，妈 。
He who laughs at crooked men should need walk very straight.
正人先正己。
There were hardly any trees on the island and there was no water, but this did not prove to be a problem.
岛上几乎没有一颗树，也没有淡水，但这不算什么问题。