记忆方法
1、apert- + -ure.
2、字面意思为：an opening.
2、字面意思为：an opening.
中文词源
aperture 孔径
来自词根aper, 开口。
英语词源
- aperture (n.)
- early 15c., from Latin apertura "an opening," from apertus, past participle of aperire "to open" (see overt).
权威例句
- 1. Use a small aperture and position the camera carefully.
- 用小光圈，仔细调整相机位置。
- 2. Through the aperture he could see daylight.
- 透过缝隙，他能看见日光。
- 3. For flash photography, set the aperture at f.5.6.
- 用闪光照相，要把光圈孔径定为5.6。
- 4. Into this aperture a droplet of mercury was poured.
- 一小滴水银滴进了这个小孔.
- 5. The only light came through a narrow aperture.
- 仅有的光亮来自一个小孔.
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