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...heavy-duty rotary blades.是什么意思？

...heavy-duty rotary blades.

重型旋转桨叶

相关词汇
rotary blades

rotary

adj. 旋转的；n. 旋转式机器，环行交叉路；

blades

n. 刀口( blade的名词复数 )，（机器上旋转的）叶片，桨叶，（船桨的）桨叶；
热门例句
He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
Baroness Thatcher's claims seem credible to many.
撒切尔女男爵的主张在很多人看来是可信的。
He sat there while I made the case for his dismissal...
他坐在那儿，听我陈述解雇他的理由。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时，可以向商业票据的背书人要求支付的权力。
相关例句
There was no grief in his expression, only deep resignation...
他的表情里没有悲痛，只有深深的无奈。
With open frontiers and lax visa controls, criminals could cross into the country without restraint.
由于边境开放和签证管理松懈，罪犯可以毫无限制地进入这个国家。
He is a pastry chef without rival.
他是最好的面点师。
They had entered the country and had applied for permanent residence...
他们已经入境该国，并申请了永久居留权。
In the 1970s, the government tried to restrain corruption.
在20世纪70年代，政府曾经试图打击腐败。
The French, I believe, restrict Japanese imports to a maximum of 3 per cent of their market.
我认为，法国将把从日本的最高进口量限制在其市场总量的3％。
Andrew went rigid when he saw a dog, any dog, anywhere.
安德鲁过去只要看见狗，无论在哪里，无论什么狗，都会吓得一动不动。
This will strengthen the American public's resolve to go to war.
这会坚定美国公众诉诸战争的决心。
An epidemic to rival that which killed 26,000 in 1989 may hit the UK.
一种流行病可能会袭击英国，其危害程度不亚于1989年导致26,000人丧生的疾病。
A friend can be a reserve of help in times of trouble.
朋友可以在困难的时候提供帮助。
Mr Morgan has offered his resignation and it has been accepted.
摩根先生己经递交了辞呈，并已获准。
...a major new initiative to placate the country's restless intellectuals.
安抚国家不安分的知识分子的重大新举措
She has refused to reveal the whereabouts of her daughter...
她不肯透露她女儿的行踪。
She was unable to restrain her desperate anger...
她无法控制自己极度的愤怒。