Why does Bruce Wayne spend millions dressing up as a bat?
为什么布鲁斯·韦恩要花数百万美元打扮成蝙蝠的样子？
They can detect ultrasound; this means that when a bat approaches, the moth can detect the bat's presence.
它们可以探测到超声波；这意味着当蝙蝠靠近，飞蛾可以察觉到它的存在。
For example, one echo they quickly identify is the one they associate with a moth, which is common prey for a bat, particularly a moth beating its wings.
例如，他们很快就能识别出与飞蛾有关的回声，飞蛾是蝙蝠的常见猎物，尤其是扑打翅膀的飞蛾。
A cave bat, which regularly lives on a hard stone ceiling, is more careful about its landing preparation than a bat more accustomed to landing in leafy treetops.
洞穴蝙蝠通常生活在坚硬的石头天花板上，它比习惯降落在枝叶繁茂的树梢上的蝙蝠要更小心地做好着陆准备。
Based on its body size, a bat-like the greater mouse-eared bat would be expected to live four years.
根据它的体型，像大耳蝠这样的蝙蝠可以活4年。
I want a flower, a spider, a black cat, a bat, a pumpkin, a ghost or a witch.
我想画一朵小花、一只蜘蛛、一只黑猫、一只蝙蝠、一个南瓜、一个鬼、一个巫婆。
I enjoy playing badminton. When I'm running with a bat in my hand, I don't worry about anything.
我喜欢打羽毛球。当我拿着球拍跑动时，我感觉无忧无虑。
It was a long silence before Mom said, "Honey, someday you'll be beating those boys off with a bat."
过了好长一段时间，妈妈才说：“亲爱的，总有一天你会用球棒把那些男孩赶走的。”
Having been suggested by a bat, people invented sonar.
受到蝙蝠的启发，人们发明了声呐。
What's worse, I forgot my glasses and I'm as blind as a bat now.
更糟糕的是，我忘带眼镜了，现在我什么都看不清。
We all can tell he is blind as a bat, but he won't wear glasses.
我们都知道他眼睛看不清楚，可他却不想戴眼镜。
Sorry, I forgot to bring my glasses. I'm as blind as a bat without them.
不好意思啊，我忘带眼镜了，不戴眼镜我几乎什么都看不清楚。
And does the tiniest fruit fly use the same tricks as a hummingbird or a bat?
最小的果蝇也像蜂鸟或者蝙蝠一样使用这些飞行技巧么？
They are also the most abundant mammal on the planet - one in five mammals is a bat.
它们也是地球上最多产的哺乳动物——哺乳动物中五分之一是蝙蝠。
Drill out the center of a bat and replace it with cork, you get a lighter, faster swing.
把球棒的中心挖空，用软木塞来代替，如此一来球棒会变轻，挥棒速度会变快。
One night a bat came. He asked the bird why she was silent by day and sang only at night.
一天晚上，蝙蝠来了，飞过来问她为什么白天安静无声，夜里却要歌唱。
One night a bat came. He asked the bird why she was silent by day and sang only at night.
一天夜里，一只蝙蝠来了，他问鸟儿为什么她白天这么安静，只有晚上唱歌。
Just because I had a bat and had played at school, they assumed I was some kind of expert.
仅仅因为我有球拍并且在学校里打过球，他们就认为我是专家。
You must be as blind as a bat. I was standing ten yards away, and you looked straight through me.
你一定像蝙蝠一样瞎，我站在十码以外，而你竟视而不见。
The part of the brain used by people who can "see like a bat" has been identified by researchers in Canada.
加拿大研究人员日前发现，人脑的某些部分确实可以像蝙蝠一样工作。
In the year of 1870, a sort of ball made of feather and wood as well as a bat woven with strings were invented.
1870年，出现了用羽毛、软木做的球和穿弦的球拍。
The utility model relates to a bat printing machine adjustable magnetic force autorotation sealed ink cup.
一种移印机可调磁力自转密封油墨杯。
I always dreamed we'd play with a baseball and a bat but in our life together we jog the High School track.
我一直都希望能和他一起打棒球，但现实中只能一起在高校的跑道上慢跑。
They thought that there might be a link between how socially integrated a bat colony is and the nature of its tents.
他们曾认为，一个蝙蝠群落结合成一种社会群体的方式，与其帐篷的性质之间有某种联系。
Alan: Interesting and exhausting. I got a bat stuck in my hair, then had to help Larry move a very heavy cooler.
阿伦：好玩也好累。有只蝙蝠卡在我头发上，然后我得帮赖瑞搬一个重得要命的冰桶。
One night a bat came and clung to the bars of the cage, and asked the bird why she was silent by day and sang only at night.
有一个夜晚，蝙蝠飞过来，抓住鸟笼的栅栏，问她为什么白天默默无声，却在夜里放声歌唱。
Stepping from the bright sunlight into the darkness of that cellar, I was as blind as a bat until my eyes became used to it.
从明亮的阳光下走进黑暗的地窖中，我什么也看不见，直到眼睛适应了为止。
Coincidentally, the last time a bat perched itself on a space shuttle tank, right before liftoff, was Wakata's first flight in 1996.
非常巧合，1996年Wakata进行第一次航空飞行时，在发射之前，也发现有蝙蝠附着在航天飞机燃料箱上。
For example, if a bat carries a high load of the virus, it indicates that the potential for transmission to humans is also high.
比如说，如果一只蝙蝠被发现携带有大量此类病毒，则预示着病毒传染给人类的潜在几率也很高。
For example, if a bat carries a high load of the virus, it indicates that the potential for transmission to humans is also high.
比如说，如果一只蝙蝠被发现携带有大量此类病毒，则预示着病毒传染给人类的潜在几率也很高。
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