3 meters long与20 minutes” walk区别

Question

如题所述

Answer 1

区别是：
3 meters long指的是三米长。
20 minutes' walk指的是20分钟的路程。

例句辨析：
3 meters long
1、Research in grinding ball screws of 3 meters long with accuracy grade C.
3米C级精度滚珠丝杠磨削的研究。
2、The result shows that the precision of direction determination can be higher than0.05 ° when the baseline length is about 3 meters long.

试验结果表明，对于3m长基线，单星定向精度可达0.05°。
3、Banners must be at least 3 ft (. 91 meters) long. Click OK to set your banner to 3 feet.

横幅至少必须有3英尺（0.91米）长，单击确定按钮可将您的横幅设为3英尺。

20 minutes' walk
1、It takes me twenty minutes to walk from my home to the school.
从我家走到学校得20分钟。
2、The 20 minutes' walk is enough for me.
20分钟的路程对我来说足够了。
3、It will take you twenty minutes to walk there.
步行去那将花费你20分钟。