double

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【释义】：

adj．两倍(重)的adv双倍地n．双倍，两重性v．加倍，重复，重合，复制，绕…航行步

‖double agent双重间谍double-deck aircraft双层舱飞机double-deck bridge双层桥double-decked双层甲板的double-delta aircraft双三角翼飞机double envelopment两翼包围double guard双岗doubly adv．双(加)倍地，成对(双)地doubling n．加倍，双倍，重合，复制doubler n．倍增器，重合装置double-action n．& adj．双向的，双作用的double-barrel n．双管枪，双管炮double-decked adj．双层的double-quick adj．& adv．快(急)速的n．跑步v．快步跑double-time v．快步跑