This could be done with surfaces that change shape, or by using a system of holes and slots that can be opened and closed as appropriate to create suction that maintains laminar flow.

这将通过改变机翼表面形状，或采用能适当的开启和关闭孔、缝以吸住层流的系统来实现。

youdao

The connections were closed eventually, so I would have expected it to use these slots the next time around.

最终的连接被关闭，所以我预期使用这些插槽下次。

youdao

I want to tell them that change is a 33 tonic, and that all the slots are not codified, nor the frontiers closed.

我想告诉他们，变化是一种激励，而且并不是一切位置都已固定，也不是一切都有疆界限制。

youdao

Hanni, founder of Flyers Rights, a nonprofit airline consumer group, said airlines were overscheduling in busy time slots at JFK before the runway closed on March 1.

CNN: Air traffic jams in New York likely to jump