随着脉冲星计时阵的实施，脉冲星时的应用已为期不远。

With the implementing of the millisecond pulsar timing array(PTA), the application of pulsar time will become possible in the near future.

随着脉冲星计时阵的实施，脉冲星时的应用已为期不远。

With the implementing of the millisecond pulsar timing array( PTA), the application of pulsar time will become possible in the near future.

暑假后我们就大四了，毕业为期不远了！

We'll become seniors after the summer vacation. Graduation is not far away!

实际上，希腊已经处于债务违约的边缘，退出欧元区也为期不远了。

In practice Greece is on the brink of defaulting and abandoning the euro.