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...a hollow cylinder.是什么意思？

...a hollow cylinder.

中空圆筒

相关词汇
hollow cylinder

hollow

adj. 空的，空洞的，虚伪的，空腹的；n. 洞，坑，山谷；vt.& vi. 挖空（某物），变空，挖出（孔、洞）；adv. 完全，彻底；

cylinder

n. 圆筒，圆柱，汽缸，（尤指用作容器的）圆筒状物；
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。
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。
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。
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
Neff hitchhiked to New York during his Christmas vacation...
内夫在圣诞节假期里搭顺风车去了纽约。
Couldn't I hold Philippe's interest?
我难道就不能让菲利普一直感兴趣吗？
He then held the man in an armlock until police arrived...
然后他反扭住那名男子的手臂让他动弹不得，直到警察赶到。
...the large cardboard and wooden cases used to hold my new appliances.
用来装我新买的家用电器的几个大的纸箱和木箱
Mestel holds a slight advantage.
梅斯特尔占有微弱优势。
The poverty of 10 million citizens not only demeans our society but its cost also hobbles our economy.
1,000万的贫困人口不仅给我们的社会抹黑，而且在这上面的支出也阻碍了我们的经济发展。
We met at college, the rest is history.
我们是在上大学时认识的，接下来的事大家都知道了。
The five-hour operation went without a hitch.
5小时的手术进行得非常顺利。
Well, I thought, I've already lost half my job, I might as well go the whole hog and lose it completely.
嗯，我想，反正我的工作已经丢了一半了，干脆一不做二不休，走人算了。
Oil prices hit record levels yesterday.
油价昨天达到了创纪录的水平。
I was woken up by someone grabbing hold of my sleeping bag...
有人猛地抓住了我的睡袋，把我惊醒了。
Dorothea let out a histrionic groan.
多罗西娅装腔作势地呻吟了一声。
...the first day of the school holidays.
学校放假的第一天
He holed from nine feet at the 18th...
他打到第18洞时从9英尺外击球入穴。