Children were seen and not heard.

孩子们有看护，却没有听众。

youdao

Children should be seen and not heard.

孩子们应该看而不是听。

youdao

Do you agree with the proverb that children should be seen and not heard?

你同意“大人讲话，小孩别插嘴”这个说法吗？

youdao

Before the Convention on the Rights of the Child came into force in 1989, most of the world thought children should be seen and not heard.

VOA: standard.2009.10.08

But whatever your reason for being here this is in fact our introduction to Computer Science; and contrary to what you might have heard or seen or perceived in high school, odds are computer science is not quite what you imagined it to be.

但是不管你们来这儿的原因是什么,这门课介绍的都是计算机科学,可能与你们平时听到的看到的,或者在高中时所想象的恰好相反,计算机技术的优势完全不是你想象的那样。

哈佛公开课 - 计算机科学课程节选

Executives seem to regard investors like small children, who should be seen and not heard.

ECONOMIST: The rights of shareholders and the wrongs done to clients

The truth is, I'm following a very old-fashioned tenet of parenting: Children should be seen and not heard.

WSJ: Dan Zevin: Driving in the Car With Dad

"We don't subscribe to 'Children should be seen and not heard, '" Scharff said.

WSJ: For the aging, a commune-like alternative in NY