英语短语词组词汇secondary focus的音标、释义、翻译、用法及例句-英语短语词组词典

短语	secondary focus
释义	secondary focus 【光学】次级焦点[亦作 sagittal focus]
随便看	pond lilies pond lily Pondo pondokkie pondokkies Pondoland Pondos pondpine pond pisciculture pond retting pond scum pond scums pond-skater pond-skaters pond snail pondweed pondweeds pondy pone poned ponente Ponerinae pong pongee pongee imperia

英语短语词组词典共收录525608条英汉双解短语词组词条，基本涵盖了全部常用短语词组的翻译及用法，是英语学习的有利工具。