The Iraq surge involved about 20,000 U.S.combat troops over a period of a year and a half.

VOA: standard.2009.11.04

Again, this probably should be cleaned up and in a couple of weeks we'll spend a day or half period trying, to clean it up and make it somewhat more precise.

以上内容还有待梳理,未来两周我们将会花上一天半左右的时间,试着梳理这些内容,使其更加精确

耶鲁公开课 - 死亡课程节选

There's sort of a period around the age of four, four and a half, where kids make the transition from failure to success.

儿童在大约四岁四岁半时,会发生从失败向成功的转变

耶鲁公开课 - 心理学导论课程节选

The style of warfare that emerges in this period, apparently for the first time, is what we call the hoplite phalanx and each half of that needs to be explained.

显然,这个时期第一次出现了,一种独特的战争形式,那就是重步兵方阵,我来给大家分别解释下这两个词

耶鲁公开课 - 古希腊历史简介课程节选

Grading - 30% of the grade is for the mid-term, 30% for the final, and the final is not cumulative, the final covers only things for the last half of the course, so it's really just like a - covers half the course but it's given during the final exam period.

关于分数,总分的百分之三十来自于期中考试,百分之三十来自期末考试,期末考试并不包括学期的全部内容,只涵盖后半学期的课程,这真的像中期考,但在期末考试时间段里进行

耶鲁公开课 - 生物医学工程探索课程节选