弯形喷嘴设计，有效清洁厕盆内坑、边沿等弯位。

With the design of bending nozzle, it can clean the inside, edge and bending places of the water closet pan.

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那是位老人，身材瘦小，背有些弯。

He was an old man, bent and slightly built.

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在一个实施例中，二向色滤光片206位于弯月透镜202与半圆状透镜204之间。

In one embodiment, the dichroic filter 206 is located between the meniscus lens 202 and the dome lens 204.

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