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NECK DROP BACK FROM SNP：后领深

NECK DROP FRONT FROM SNP 前领深 | NECK DROP BACK FROM SNP 后领深 | NECK BAND DEPTH 领高

at the drop of a hat：马上, 随时; 很乐意地 一有机会就...; 动不动就

as black as my hat 漆黑的 | at the drop of a hat 马上, 随时; 很乐意地 一有机会就...; 动不动就... | at the drop of the hat 马上, 随时; 很乐意地 一有机会就...; 动不动就...

at the drop of a hat: at any time：随时;不论何时

Machinery deteriorates rapidly if it is not taken care of. 机器不加维护... | 1. at the drop of a hat: at any time 随时;不论何时 | He was quarrelsome and ready to fight at the drop of a hat. 他很好斗,随...

Joe is ready to party at the drop of a hat：乔随时随地准备好要参加派对

She walked along whistling, as happy as a lark.她兴高采烈的边吹口哨边走路. 随时随地at the drop of a ha... | Joe is ready to party at the drop of a hat.乔随时随地准备好要参加派对. | 总而言之 all in all

He was quarrelsome and ready to fight at the drop of a hat：他很好斗,随时都跃跃欲试

1. at the drop of a hat: at any... | He was quarrelsome and ready to fight at the drop of a hat. 他很好斗,随时都跃跃欲试. | If you need a babysitter quickly, call Mary, because she can come at the dro...

drop hammer die：落锤模

drop hammer 落錘 | drop hammer die 落錘模 | droplet 小滴;液滴

drop arch：平坦拱

driving test 打桩试验 | drop arch 平坦拱 | drop ceiling 吊顶

drop bar：接地棒

drop away voltage 脱扣电压 | drop bar 接地棒 | dropout 回动

Drop frame timecode：丢桢帧时间码

Dock:停靠栏 | Drop frame timecode:丢桢帧时间码 | Drop shadow:投射阴影

drop testing machine：落锤试验机

drop-testing machine 冲击试验机 | drop-testing machine 落锤试验机 | droplet dropper ( 电线

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.