| 单词 | mirror site |
| 释义 | > as lemmasmirror site mirror site n. (a) Physics a site in a crystal structure which is situated on a plane of mirror symmetry; (b) Computing a part of an electronic database (esp. a website) which exactly replicates another, usually created to provide faster access for users in a distant part of the world by enabling them to use a server geographically closer to them. ΚΠ 1979 Optics Lett. 4 183/1 (caption) The Cr3+ concentration given includes all Cr3+ ions, only ∼53% of which fall on laser-active mirror sites. 1984 Jrnl. Appl. Physics 56 1314/1 In alexandrite..two different symmetry sites are available for Cr3+ substitution, a mirror site and an inversion site. 1993 C Users Jrnl. (Nexis) Feb. 109 The concept of ftp mirror sites and the vast number of people now able to access them has reduced the importance of having the software posted to a main stream usenet Network News group. 1994 MacWeek (Electronic ed.) 21 Mar. The archive was restored..from mirror sites on the Internet. 1999 Independent 10 Nov. i. 3/7 See if there are ‘mirror sites’—copies—of the one you want. < as lemmas |
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