到底是on their vacation 还是 for their vacation啊?求解!
2个回答

on their vacation

for their vacation

都对,但意思不同

on their vacation 度假时,度假期中

for their vacation 度假形式,度假方法

My parents met some old friends on their vacation

度假期中我父母遇见一些老朋友

My parents went to New York for their vacation

我的父母去纽约度假

不同语境,不同介词

希望帮到了你,