by themselves

基本解释

By themselves, the RAID device names tell us nothing about their type.
通过自己，RAID设备命名只是告诉我们他们的类型。
That is, like some of their course assignments, they come up with the idea, design it, implement it, and test it -- everything, from start to finish, all by themselves, or with a few friends.
像他们一些课程的安排，产生一个想法，就开始设计，实施，最后测试――所有的事情，从开始到结束都是靠他们自己，或者跟几个朋友一起。
You can either watch these pearls play the music by themselves, or you have the option of controlling them and adding your own layers to the song (tune in around the 30 second mark to see this).
你既可以看到这些珍珠随着音乐滚动，也可以自己控制他们，在音乐里加入你的旋律（收听到30秒左右就会看到）。

These states are inscribing by themselves, are proposing by themselves,elements they feel deem the attention of the international community.
They became more self-sufficient, less dependent on other people as rated by themselves and as rated by their family members.
变得更加自立，更少依懒他们，不论是他们自己,还是家庭成员的评估都是如此。
哈佛公开课 - 幸福课课程节选
We developed buddy systems so that people would have people to go with them on the trains, if they are taking buses, no one would go around by themselves there is just kind of anxiety to what might happen.
我们形成了结伴制度,让人们结伴搭乘火车，如果他们乘坐公车的话，没有人会单独出行,对可能发生意外的焦虑在空中弥漫。
普林斯顿公开课 - 人性课程节选

Call of Duty and annual sports titles take up half the list by themselves.
FORBES: The Ten Best Selling Games of the 2012 - Industry Down 22%