Wowereit added that the project is meant to teach them about that time in history and to encourage them to break down walls and barriers wherever they may be.

VOA: standard.2009.11.09

When they do that they can actually engulf the bacteria in a process called phagocytosis and break them down into antigens.

免疫细胞确实是将细菌整个吞进了肚内,这一过程称为吞噬作用,并将细菌分解成小抗原

耶鲁公开课 - 生物医学工程探索课程节选

Eighty percent of atoms that are set up like that break down in the next 24 hours; 20 percent of them don't.

我们设定未来二十四小时中,有百分之八十的原子会分裂,另外百分之二十的原子不会

耶鲁公开课 - 死亡课程节选

The gamble was our wings will crush their wings and turn in on them from behind and from the side, and set them a running before they break through our middle.

赌的是在敌军突破我军的中路之前,我军的两翼摧毁敌军两翼,从侧翼和后方合围对手,使之四处逃散

耶鲁公开课 - 古希腊历史简介课程节选