查询词典 double-barrel

double hit：在一次挥中球碰撞球两次

double-handed backhand 双手反手击球 | double hit 在一次挥中球碰撞球两次 | double elimination tournament 双打淘汰赛

double-magnification imaging：双放大倍率成象法

double-junction SQUID magnetometer,双结磁强计 | double-magnification imaging,双放大倍率成象法 | double pan balance,双盘天平

double innervation：双重神经支配

double inheritance 双重遗传性 | double innervation 双重神经支配 | double interpretation illusion 双重译释错觉

Integer part, of a double value(double：型数值的整数部

Integer constants(整型常量),111-112 | Integer part, of a double value(double型数值的整数部 | Integers(整数)

double-action black japanned spring hinge：黑漆双弹簧铰链

double-acting stream hammer 双动气锤 | double-action black japanned spring hinge 黑漆双弹簧铰链 | double-action disc harrow 双排式圆盘耙

double-base junction diode：双基极结型二极管

double-axle platform trailer 双轴平板拖车 | double-base junction diode 双基极结型二极管 | double-base propellant 双基推进剂

double-base junction diode：单结晶体管

double-barrier 二重障壁 | double-base junction diode 单结晶体管 | double-base junction transistor 双基极结型晶体管

double kayak：双人皮艇

double jersey 双面针织物 | double kayak 双人皮艇 | double kernel cake 双仁香酥

double king post：双起重柱

double journey 往返航程 | double king post 双起重柱 | double ladder dredger 双吸管架挖泥船

double-arm kneader：双臂捏和机

double-arm bridge 双臂电桥 | double-arm kneader 双臂捏和机 | double-arm mill 双臂压机

McKenna：麦肯纳(姓氏)

officers n.政府官员, 军官, 警官, 船长vt.指挥 | mckenna 麦肯纳(姓氏) | disappointing adj.使人失望的, 令人失望的

rapid：激流

他们穿过很多美丽的峡谷,绕过无数大瀑布(cataract)、激流(rapid)和瀑布(waterfall). 带着仅有的两艘船,和几乎完全耗尽的给养,剩余的六个人终于到达了维尔京河(Virgin)的摩门教定居点. 这里,是他们一百天探险的终点.