英语词汇drop keel怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	drop keel
释义	drop keel 简明释义活动防浪板；升降鳍板
随便看	shifting order shifting order reaction shifting order reaction shifting oscillator shift out shifting period shifting permit shifting plank shifting population shifting position shifting principle shifting process shifting pump shifting register shifting reserve shifting responser shifting responser transmission shaft shifting ring shifting rock arm bushing shifting rod shifting roller shifting shifting sand shifting sand regulation shifting sands

英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。