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。
The engineer said, "Slide-rule, go!" The dog built a suspension bridge.
建筑师说道：“滑尺，上！”他的狗建造了一座悬桥。
The special bedroom features a rope bridge, crow's nest, a two-storey hidden slide, wrought-iron jail cell and even hidden rope ladder access to the closet.
据了解，这间奇特的“海盗船”卧室有索桥、岗亭、双层隐形滑道、铁牢房甚至一条通往贮藏室的绳梯。
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