length

It is about a metre in length..它大约有一米长。

...the length of the fish..…鱼的长度。

in length,长度

at length,最后，终于；详细地

length of time,持续时间，时限

total length,全长；总长度

focal length,焦距

full length,全长；标准长度

wave length,波长

arm's length,保持距离；公平地

path length,[计]路径长度；软通路长度

chain length,[化]链长

at arm's length,疏远；在手臂伸得到的地方

arc length,弧长

step length,步长

a length of,一段

crack length,裂纹长度；裂缝长度；裂隙长度

unit length,单位长度

at great length,详细地；细致地

effective length,有效长度；计算长度

length of service,服务年限

length of stay,住院时间；滞留时间

真题例句...Its cuffs became narrower and the length was shortened as well...第一套CET62016.6文本题

真题例句...the average length of tenancy is close to seven years...第三套CET62014.6阅读理解

真题例句...That’s without cutting the length of students’ vacations...CET62012.6阅读理解