基本解释淺井泵英汉例句原聲例句The simple mechanical pump draws water from a shallow well or nearby stream or river for use in irrigation.词组短语短語shallow well pump coupling 淺井泵聯軸器shallow well multi -stage jet pump 淺井多級噴射泵专业释义機械工程淺井泵動力與電氣工程淺井泵