It describes a rectangle with a length about one and one-half times its width.

VOA: special.2010.06.06

Now I didn't use--no hands-- that was just the notes that are naturally on the twelve and a half-foot length of vibrating air.

我没有用手控制,都是十二个半英尺高的震动空气柱,自然产生的音符

耶鲁公开课 - 聆听音乐课程节选

At each stage, no matter which branch, here or here, I take, I'm cutting down the length of the list that I'm searching in half. All right?

选的是这里还是那里,我总是把列表分成两半，对吧？,所以如果我处理一个长度为n的列表？

麻省理工公开课 - 计算机科学及编程导论课程节选