When do people have two mouths?

什么时候人有两张嘴？

youdao

I saw a horse eating with two mouths, one on each side of his head!

我梦见一匹马用脑侧各一的两张嘴进食。

youdao

That's like having a person with two mouths, each one whistling a different tune.

那看起来像有两张嘴，吹出一首不同的曲子的每一个的一个人。

youdao

You've got people from the outskirts coming in for food and safety; but, the population is slightly over two million people, and that's a lot of mouths to feed.

人们从郊区前往城市寻求食物和庇护,然而人口数量很快突破了二百万,人人都在等米下锅

耶鲁公开课 - 1871年后的法国课程节选

The mouthing experiment showed that even young children kept toys in their mouths less than two minutes a day.

NPR: Public Concern, Not Science, Prompts Plastics Ban

If food is scarce, then the presence of extra mouths offsets the advantage of having a nanny or two.

ECONOMIST: Sexy sons, dutiful daughters | The

Two hundred years later, we have nearly ten times the mouths to feed, but never has the general population of mankind been better off or the future brighter.

FORBES: Fact and Comment