| 单词 | θ1406 |
| 释义 | the world > the universe > cosmology > science of observation > astronomical instruments (185) Subcategories:— [noun] (34) — [adjective] (2) — measuring altitude (33) — zenith distance (3) — transit instrument (7) — tracking station (1) — rising and setting (3) — distance between bodies (4) — sun and moon (4) — used in dialling (10) — observational instruments (49) — for detecting or recording radio waves (2) — representational device (33) |
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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。