| 单词 | turn-off point |
| 释义 | > as lemmasturn-off point turn-off point n. Astronomy = main adj.2 ΚΠ 1952 Astrophysical Jrnl. 116 474 The evolution to the right sets in rather sharply for any given star. Hence one should expect a fairly well-defined turnoff point in the H–R diagrams. 1978 R. J. Taylor Stars ii. 38 An essential feature of all these [Hertzsprung–Russell] diagrams..is that there is a turn-off point from the main sequence. 1994 Astron. & Astrophysics 288 475/1 Other observed features that are reproduced by the inclusion of binaries are..the appearance of ‘yellow straddler’ giants between the giant branch and the turn-off point, and the occurrence of ‘blue interlopers’ below the main sequence. < as lemmas |
| 随便看 |
英语词典包含1132095条英英释义在线翻译词条，基本涵盖了全部常用单词的英英翻译及用法，是英语学习的有利工具。