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。
2
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。
3
I want to tell them that change is a 33 tonic, and that all the slots are not codified, nor the frontiers closed.