单词	oil-free mechanical pump
释义	oil-free mechanical pump 无油机械泵
随便看	have a narrow escape have an arrow left in her quiver have an arrow left in his quiver have an arrow left in my quiver have an arrow left in one's quiver have an arrow left in our quiver have an arrow left in their quiver have an arrow left in your quiver have a narrow mind have a narrow shave have an arthority over have an ascendancy over have an ascent of have an a shaft left in one's quiver have an a sharp eye out have an association with have an assurance of have a nasty taste have a nasty tumble have an attack of Have an attack of fever have an attack of headache have an attack of indigestion have an attitude have an attitude problem