two mirrors

用法例句

Objective To investigate the value of endoscopy combined with laparoscopy in the treatment of colorectal polyps and polyp canceration.

方法尝试运用多种双镜联合的方式治疗结直肠良恶性息肉,比较其临床效果。

twin-lens reflex 120 camera

双镜头反光120照相机

twin oblique photograph

双镜头倾斜航摄照片

The camera he's using now is a twin-lens reflex one.

他正在使用的是双镜头反光镜相机。

binocular microscope

双目显微镜,双筒显微镜

A binocular or field glass.

双目镜，双筒望远镜

air-spaced doublet

双不胶透镜; 双分离透镜; 双分透镜; 空气隙双合透镜; 分离式双透镜

a binocular telescope microscope ]

双筒目]望远镜显微镜]

periscope binoculars

潜望镜式双筒望远镜

prismatic binoculars

棱镜式双目望远镜.

two person two eye surgical microscope

双人双目手术显微镜

a binocular telescope [microscope]

双筒 [双目] 望远 [显微] 镜

Shaped like a biconvex lens.

双凸透镜状的形状像双凸透镜的

flat-top plastic bifocal

平顶塑料双焦点透镜

air-spaced double anastigmat

双分离对称消像散镜头

binocular-type ophthalmic microscope

双筒型显微镜,眼科用

Greenough-type microscope

格里诺型双目显微镜

watch from a distance through binoculars

用双筒望远镜观看远处.

radio binocle astro-telescope

无线电双目天文望远镜