为什么in their opinion中的opinion不加s?

来源：学生作业帮编辑：拍题作业网作业帮分类：英语作业时间：2024/04/27 15:41:07

有一个固定的短语“in one's opinion”在此短语中,opinion始终要用单数形式.如：In the opinion of most Chinese,women should go out to work instead of just staying at home looking after their children．

为什么in their opinion中的opinion不加s? in their opinion opinion后是否加s "in my opinion"中的opinion可以加s吗 in their opinion 中的 opinion有复数么? in one's opinion中的opinion加不加s in my opinion 中opinion要加s吗哪位能肯定的回答in their opinion后加s吗? in their opinion还是 in their opinions? in our opinion的opinion可以加s吗大神们帮帮忙关于in one’s opinion in one's opinion=? in one’s opinion是什么意思?