单词：by themselves
全靠他们自己
by themselves的用法和样例：
例句
- They couldn't, even if they would, get out of trouble by themselves.即使他们想(摆脱), 也无法独立摆脱困难。
- When you walk into the room, the lights turn on by themselves.每当你走入这房间，电灯自己就打开。
- They went to Suao by themselves.他们自己去苏澳。
- The children seem to be totally incapable of working quietly by themselves.这些孩子似乎完全不能安静地自己做功课。
- They finished the work by themselves.他们自己完成了这项工作。
- John and Mary were by themselves.约翰和玛丽两人单独在一个地方。
- Do they live all by themselves in that big house?他们是不是单独住在那座大房子里？