Lastly, create winglets by folding down the top quarter-inch of the wingtips.

最后，通过折叠翅膀顶端四分之一英寸来创建。

This rule also applies to anything aerodynamic, like winglets or the new 777X folding wings.

这条规则也适于任何空气动力学西，比如或新 777X 折叠机。

New wing technology was implemented, such as winglets, which made planes more aerodynamic and reduced flight times.

实施了新机技术， 例如，这使飞机更符合空气动力学并缩短了飞行时间。