Guided by science, we do not drift off course anymore but further pursue other sophisticated technologies with purpose.

在科学的指导下，我们不再迷失方向，而是更有目的地进一步追求其他的精良技术。

It just might help you to drift off into sleep land.

这样做也许能帮助你很快降落到睡眠之地。

By itself, the microwave generator would drift off time.

微波发生器自身会发生时间偏差。

Around midnight, I drift off on a bunk bed inside the cabin.

大约午夜，我渐渐离开，在船舱里的双层床上休息。

Every time I drift off course, I get reminded of this story.

每当我对人生漫不经心时，我就会想起这个故事。