Aperture

(noun.) an man-made opening; usually small.

(noun.) a device that controls amount of light admitted.

(noun.) a natural opening in something.

贾维斯整理

• The draught is maintained by placing the apparatus on a couple of bricks, and regulated by closing the intervening space with mud, leaving only a sufficient aperture to keep the fire burning. 威廉K.戴维. 智者、化学家和伟大医生的秘密.
• Only so much of this disc was exposed to view as to show a single letter at a time, through a small aperture, as the seconds wheel revolved. 弗雷德里克·科利尔·贝克维尔. 伟大的事实.
• The Black Knight's eyes seemed to flash fire even through the aperture of his visor. 沃尔特·司各特. 艾凡赫.
• Before me was a small patch of moonlit sky which showed through a ragged aperture. 埃德加·赖斯·巴勒斯. 火星公主.
• They both came to the door, and a chain grated, and a woman with her apron thrown over her face and head stood in the aperture. 查尔斯·狄更斯. 小杜丽.
• It showed no aperture in the mighty walls other than the tiny door at which I sank exhausted, nor was there any sign of life about it. 埃德加·赖斯·巴勒斯. 火星公主.
• The woman was standing in the aperture, the darkness of the hall behind her, the yellow light from my lamp beating upon her eager and beautiful face. 阿瑟·柯南·道尔. 福尔摩斯历险记.
• My eye was quickly at the aperture. 夏洛蒂·勃朗特. 简·爱.
• The aperture, when found, was narrow, but they worked their way through. 夏洛蒂·勃朗特. 雪莉.
• A tin tube passes through the upright C and then runs to D, where there is a small slit or aperture opposite the trumpet. 威廉K.戴维. 智者、化学家和伟大医生的秘密.
• In with you, Tars Tarkas, I cried, but he would not go; saying that his bulk was too great for the little aperture, while I might slip in easily. 埃德加·赖斯·巴勒斯. 火星战神.
• A flanged ridge around each aperture forms a ring and affords a track for a little steel hoop called a traveller, which is sprung over the ring. 威廉·亨利·杜利特. 世纪发明.
• In such an arrangement of the reflectors, the figure seen on looking through the central aperture will consist of four parts. 弗雷德里克·科利尔·贝克维尔. 伟大的事实.
• The letters _a_, _b_, _c_, _d_ mark the outside; the aperture, at _c d_, being enlarged to permit several persons to look into it at the same time. 弗雷德里克·科利尔·贝克维尔. 伟大的事实.
• Between each of the compartments of the disc there is an elongated aperture, about one inch long and a quarter of an inch wide, for the eye to look through. 弗雷德里克·科利尔·贝克维尔. 伟大的事实.
• The front end of this cylindrical shield is provided with a diaphragm or bulkhead in which are apertures which may be opened or closed at will. 佚名. 神奇的知识之书.
• In this the spindles, arranged vertically in the frame, are driven by bands from a central cylinder, and project through apertures in a horizontal bar. 威廉·亨利·杜利特. 世纪发明.
• He found that fire-damp explodes only at high temperature, and that the flame of this explosive mi xture will not pass through small apertures. 李贝. 西洋科学史.
• The mixture flows through the apertures in the partition, and occupies the lower part of the generator. 弗雷德里克·科利尔·贝克维尔. 伟大的事实.
• And as these parts are used on separate occasions, the respective apertures are opened or closed by a sliding bottom and by a single movement of the hand. 威廉·亨利·杜利特. 世纪发明.

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