Since we only take one step at a time, there is no need to plan our route for one can make continuous decisions about where to turn next.

既然我们一次只走一步，就没有必要计划我们的路线，因为一个人可以不断地决定下一步去哪里。

youdao

If you are time poor, you need run for only half the time to get the same benefits as other sports, so perhaps we should all give it a try.

如果你没有时间，只需跑一半的时间就能获得和其他运动一样的好处，所以，我们或许都应该尝试一下跑步。

youdao

The only time you need to shut down your system is when you need to add new physical disks.

唯一需要关闭系统的情况是在需要添加新的物理磁盘时。

youdao

If this is doubted, one need only spend some time with first year analyst classes at Goldman.

FORBES: Sorry Left AND Right, No Job Requires A College Degree

Tethering your iPhone is a great alternative to expensive hotel WiFi, un-secured and unreliable free hotspots, or signing a 2-year contract for mobile broadband service that you only need from time to time.

ENGADGET: Nexaria BC2 router supports iPhone tethering for some reason (video)

Attacks need only work enough of the time say, in 1% of cases to be worthwhile.

ECONOMIST: Online security