单词 | transit |
释义 | tran·sit ![]() n. 1. The act of passing over, across, or through; passage. 2. a. Conveyance of people or goods from one place to another, especially on a local public transportation system. b. The system or vehicles used for such conveyance. 3. A transition or change, as to a spiritual existence at death. 4. Astronomy a. The passage of a celestial body across the observer's meridian. b. The passage of a smaller celestial body or its shadow across the disk of a larger celestial body. 5. A surveying instrument similar to a theodolite that measures horizontal and vertical angles. v. tran·sit·ed, tran·sit·ing, tran·sits v.tr. 1. To pass over, across, or through: aircraft transiting the United States and Canada. 2. Astronomy To make a transit across (a celestial body as perceived by an observer), as a planet passing between the sun and Earth. 3. To revolve (the telescope of a surveying transit) about its horizontal transverse axis in order to reverse its direction. v.intr. Astronomy To make a transit. [Middle English transite, from Latin trānsitus, from past participle of trānsīre, to go across; see TRANSIENT.] |
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