speculum

美['spekjələm] 英['spekjələm]

n. 反射镜；扩张器；[动]翼斑

名词复数：specula

n.(名词)

Noun

a mirror (especially one made of polished metal) for use in an optical instrument
a medical instrument for dilating a bodily passage or cavity in order to examine the interior

In fact, it is a combination of anastomat and rectal speculum. 它实际上是直肠镜与吻合器的一种结合物。
Then, insert the speculum gently into the ear canal. 然后，慢慢的把检查镜插入耳道.
Both sexes have grey wings with black primaries and a white speculum. 所有的澳洲森林鸭都是灰色翅膀，主翼羽为黑色，还有白色的斑点。
You will be aware of a support (speculum), which helps to hold your eye open. 你会感受到一个撑子（扩张器），它可以保持你的眼睛睁开。
An instrument consisting of a tube or speculum equipped with a light,used to examine the rectum. 直肠镜由带灯的管筒或窥镜组成的仪器，用于检查肛门
An instrument consisting of a tube or speculum equipped with a light, used to examine the rectum. 直肠镜由带灯的管筒或窥镜组成的仪器，用于检查肛门

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