A slide lever on the bridge of the eyeglasses pushes the fluid forward or backward to alter the shape of that membrane, changing the focal distance depending on what the user is doing.

在眼镜横梁上的滑动控制杆推动流体向前或向后，以改变那层薄膜的形状，从而根据用户当前的动作来调整焦距。

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But, changing gears, he let his hand slide up her leg again.

但是，在换档变速的时候，他的手再次滑向她的腿。

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Slide 7 : 5. To overcome the multiple nutritional deficiencies, changing diet and including supplements will strengthen the immune system.

要克服多重营养不足，可以由改变 饮食和吃些营养剂，来加强免疫系统。

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The professors, in the good schools great scholars, are unaccessible because they drone their lectures to auditoriums filled to the brim with hundreds, often using broken, hissing microphones, manually changing slides on actual slide projectors.

FORBES: Does Higher Education Need To Go Back To The Fifties?

Now the yen's rapid slide means Mazda's fortunes are changing.

WSJ: Weaker Yen Is Mixed Bag for Japan Auto Makers