Selectionism
选择学说
🗣️ 情景例句
Crash dieting is not an advisable way to lose weight.
疯狂节食可不是减肥的好方法。
You know the proverb, Smile and the world smiles with you, cry and you cry alone.
要知道有句格言“微笑，世界与你同欢乐；哭泣，你只能独自悲伤”。
What's this in English?
这个用英语怎么说？