mandrel英 [ˈmændrəl]美 [ˈmændrəl]n. 心轴(棒);紧轴; 芯模;型芯; (矿工用的)鹤嘴锄复数:mandrels 医学COCA.35923英英释义nounany of various rotating shafts that serve as axes for larger rotating partsSynonym:spindlemandrilarbor双语例句