A Pentagon spokesman says most of the Marines will be based on three ships anchored offshore, with a small security force protecting equipment and supplies onshore at night.

VOA: standard.2010.01.19

They're irrational numbers and these irrational numbers like to move to rational numbers; they like to move to consonances; they like to move to intervals that are based on things such as two to one and three to two or maybe four to three.

它们是无理数,而这些无理数想要变为有理数,它们想变成和谐音,就要根据一些比率改变音程,比如二比一,三比二,或四比三的比率

耶鲁公开课 - 聆听音乐课程节选

Three judges rated each performance based on technical skill, stage presence,and "airness."

VOA: special.2009.08.14

"Based on the interests of the three countries, if we work together, if we analyze our problems and also explore solutions to those problems .

VOA: standard.2009.05.24