But in time, huge machines were built that could wash many tons of dirt at a time.

VOA: special.2010.04.25

You have billboards; when you guys were in high school, how many of you had high schools with soft drink machines in them?

你们在上高中时,见过公告板吧,你们当中有多少人,在高中校园里见过饮料贩卖机

耶鲁公开课 - 关于食物的心理学、生物学和政治学课程节选

They differentiate, they make many copies of themselves - I'm sorry they proliferate, they make many copies of themselves, and then they differentiate into antibody production machines.

它们开始分化,再制造很多自身的拷贝,对不起应该是先扩增,扩增出很多自身的拷贝,然后分化成为制造抗体的机器

耶鲁公开课 - 生物医学工程探索课程节选

For example, schools may have vending machines that offer what many people would consider junk food.

VOA: special.2010.03.17

Both the United States Army Air Corps and Navy bought many of these machines.

VOA: special.2009.01.14

Many state-based companies helped develop machines and equipment that made the moon landing possible.

VOA: special.2010.03.02

There are many other technologies for people making paper using small machines.

VOA: special.2009.07.06

He is remembered for many inventions, especially for early "flying machines."

VOA: special.2010.02.09

Dr.Huerta says many Latin and South American communities do not have mammography machines, and there is a general lack of knowledge about the disease.

VOA: standard.2010.02.02