英语词汇“optional operation”的意思、用法、释义、翻译、读音、例句、短语、词组-英汉翻译词典

英汉翻译词典包含4368284条英汉汉英翻译词条，基本涵盖了全部常用英语单词及常用语的翻译及用法，是英语学习的有利工具。

单词	optional operation
释义	optional operation 任选作业
随便看	basic health care basic health personnel basic health services basic health unit basic hearth basic heart rate basic heating basic heat loss basic height of thread basic helix-loop-helix domain basic helix loop helix domain basic helix-loop-helix protein basic helix loop helix protein basic helix-loop-helix proteins basic heparin binding growth factor basic heterophoria basic high layer functions basic highway capacity basic hole basic hole system basic hornfels Basic hospital diet basic hostility basic household basic household skill