1·If an interactive computer screen is to match a whiteboard in usefulness, it must be viewable from arm's length as well as from across a room.
如果一个交互式计算机屏幕要在实用性上与白板相匹配，它必须在手臂长度范围和横跨房间范围内是可视的。
2·Adjust the strap length as desired.
调整背带到所需长度。
3·This rope is the same length as that one.
这条绳子与那条一样长。
4·This table is the same length as that one.
这张桌子的长度跟那张一样。
5·This river is the same length as that one.
这条河与那条河一样长。
6·My walking stick is the same length as yours.
我的拐杖和你拐杖长度一样。
7·The shadow should be the same length as the body.
影子应该和身体一样长。
8·Specify the record length as 80 and the key length as 5.
指定记录长度为80，键长度为5。
9·Also, try to make the hose length as short as possible.
而且软管的长度越短越好。
10·This is a normal vector of the same length as n, well, up to sign.
这是与N长度相同的法向量，只是符号不定。