1·The average length of a woman's menstrual cycle is 28 days.
妇女的平均月经周期是28天。
—— 《牛津词典》
2·Average Length of Stay: 2 nights.
平均住宿时间：2个间晚。
3·Straight, I think, and about average length.
我想是直的，中等长度上下。
4·What's the average length of all three lines?
三条线段的平均长度是多少厘米？
5·The average length of a saccade is about 20-40 ms.
通常每次扫视的平均时间是20-40毫秒。
6·Is the average length of each battle better now?
每场战役的平均时间是多少？
7·How long is the average length of the first and second lines?
第一、二两条线段平均长多少厘米？
8·This theory can be used to find an average length for DNA "words."
这个理论能够被用于寻找DNA“单词”的平均长度。
9·The body's largest internal organ is the small intestine at an average length of 20 feet.
人体最大的内脏器官是小肠，平均长度达20英尺。
10·This paper studies problem of the average length of conjugacy classes of finite groups.
摘要本文研究有限群元素共轭类的平均长度问题。