Its huge head was one and a half meters long.

VOA: special.2009.09.01

If one chord holds twice as long or only half as long, then we have an irregular harmonic change--irregular rate of harmonic change.

如果某一个和弦持续的时间是其他和弦的两倍或者只有一半，这就是不规则的和声改变。

耶鲁公开课 - 聆听音乐课程节选

and he set aside a couple of, like, one and a half-hour long appointments.

我们约定了两三次见面的时间，每一次都有一个半小时长。

与教授的面谈 - SpeakingMax英语口语达人

(SAYING) On the southern coast - known as the Costa del Sol - block after block of apartments lie empty or half finished, many of them designed for foreign buyers who have long since abandoned the idea of investing in Spain.

VOA: standard.2010.06.24

In this case, the basic column of air is twelve and a half feet long and there are something called "Partials" or the "Harmonic series" That happens in anything, on a string instrument or whatever, but on the horn it's very distinct and that's what makes the different notes.

像这样,基本空气柱有十二个,每个半英尺长,圆号能发出分音,或泛音列,弦乐器或是,其他别的乐器中都有,但在圆号上,效果相当不同,这就是它能奏出不同音符的原因

耶鲁公开课 - 聆听音乐课程节选

it's a two-and-a-half-year-long program that mixes biology, chemistry, physics and computer science together.

这门课是一个两年半的项目，涵盖了生物学、化学、物理学，还有计算机科学。

与教授的面谈 - SpeakingMax英语口语达人