on-line

adj.

在线的，即时的；线上；

on-line testing联机测试

on-line help上线协助，联机帮助

1. Only three cabs stood in line now.
   现在，只有三辆马车摆在线的那端。
2. This line is four times as long as that one.
   这条线是那条线的四倍长。
3. We should be awake to what is going on.
   我们应了解正在进行中的事。
4. Research on the subject is an ongoing process.
   这个主题的研究是正在进行中的。

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