单词	complementary angles
释义	complementary angles pl.n. Two angles whose sum is 90°. complementary angles Angles AOC + COB = 90°.
随便看	obtain obtainable obtainer obtect obtected obtest obtestation obtrude obtruder obtrusion obtrusive obtrusively obtrusiveness obtund obtundent obtundity obturate obturation obturator obtuse obtuse angle obtusely obtuseness obverse obversely

英语词典包含135693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。