查询词典 double-barrel

Double shackle：双吊耳

Double seat valve 双座阀 | Double shackle 双吊耳 | Double throat carburetor 双腔化油器

Double shackle：双钩环

double sequence 二重序列 | double shackle 双钩环 | double shaft gas turbine 二軸式ガスタービン

double shearing：叠板裁断 加工

double crank press 双曲柄轴冲床 ダブルクランクプレス | double shearing 叠板裁断 加工しろ | double stank mold 双层模具 二层金型

double sheet bend：双编结

double sheath 双层外皮 | double sheet bend 双编结 | double shell form 双壳船型

Double Sided：双边的,两侧的

Double-seated valve 双座阀 | Double-sided 双边的,两侧的 | Double-sided wear 双面磨损

double pole single-throw switch：双刀单投开关

double plush 双面长毛绒 | double pole single-throw switch 双刀单投开关 | double ported slide valve 双口滑阀

double-pole single-throw [DPST] switch：双极单投开关

double-packed stem seal 阀杆双道垫料密封 | double-pole single-throw [DPST] switch 双极单投开关 | double-ported valve 双座阀,两通阀

Double dotted sixteenth note：复附点十六分音符

"复附点十六分休止符","Double dotted semiquaver rest" | "复附点十六分音符","Double dotted sixteenth note" | "复附点三十二分音符","Double dotted thirty second note"

double skin boat：双壳艇

double skin barge 双壳驳 | double skin boat 双壳艇 | double skin 双壳

double skin boat：双层外板船

两侧吸入叶轮 double sided impeller | 双层外板船 double skin boat | 西班牙式双滑车组 double Spanish burton

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.