| 单词 | 物镜 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔aperture〕The diameter of the objective of a telescope.孔径：望远镜物镜的直径美国传统〔compound microscope〕A microscope consisting of an objective and an eyepiece at opposite ends of an adjustable tube.复显微镜：将一物镜和一目镜分装在一个可调节镜筒的两端构成的显微镜美国传统〔field lens〕The lens positioned farthest from the eye in a compound eyepiece.物镜：在复合目镜中离眼睛最远的透镜美国传统〔optical tweezers〕A technique that uses a single-beam laser directed through an objective lens to trap, image, and manipulate micron-sized particles in three dimensions.光学钳子：引导单束光激光穿过物镜于补捉、成像并于三度空间操纵微米大小粒子的技术美国传统 |
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