螺钉

set pin sleeve

定位销套

set of fork spanners 成套叉形扳手 | set pin sleeve 定位销套 | set screw piston pin 固定螺钉式活塞销

set screw nut

固定螺母

set sail 开航 | set screw nut 固定螺母 | set screw 固定螺钉

self-tapping

自攻的

self-tapping screw 自攻螺钉 | self-tapping 自攻的 | self-texturing yarn 自变形丝

self-tapping

自动攻丝

self-synchronoustransmitter 自动同步发射机 | self-tapping 自动攻丝 | self-tappingscrew 自动攻丝螺杆 自攻丝螺钉

connected by self-tapping screws

自攻螺丝连接

并联机床:Parallel Machine Tools | 自攻螺丝连接:connected by self-tapping screws | 自攻螺钉连接:connected by self-tapping screws

socket screw wrench

内六角螺丝扳手

socket screw key ==> 凹头螺钉键 | socket screw wrench ==> 内六角螺丝扳手 | socket share ==> 盒形犁铧

screw wheel

螺旋齿轮

螺旋桨伴流 screw wake | 螺旋齿轮 screw wheel | 平头螺钉 screw with flat head

screw stay

螺旋牵条

无头螺桩 screw stud | 螺旋牵条 screw stay | 螺钉扳手 screw spanner

screw spike

螺旋刀钉

螺钉用扳手 screw spanner | 螺旋刀钉 screw spike | 螺旋轴 screw spindle

screw rivet

螺旋铆钉

screw red lamp bulb 螺口红灯泡 | screw rivet 螺旋铆钉 | screw rod 螺钉杆

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.