Laffer
curve [经](表明税率与税收关系的)拉弗曲线
🗣️ 情景例句
You need my advice on a personal matter,
有私事需要听我的意见，
Thank you! Same to you.
谢谢。你也一样。
what would civilization be like without its benefits?
如果不受其惠，文明将会是个什么样子呢？