Howell DJ, Pylka J (1977) Why bats hang upside down: a biomechanical hypothesis. J Theor Biol 69: 625-631.Howell, D.J., and J . Pylka 1977 Why bats hang upside down: A bio- mechanical hypothesis. J . Theor. Biol., 69t625-631....
III.Reading.Passage A Both birds and bats can fly. You might see them on the rooftop. But they are different in other ways. Birds have feathers(毛). Bats have fur ().Birds have beaks(). Bats have teeth. Bats hang() upside down when they rest. Birds never do that! Birds and bats...
Additional research into the evolution of bat flight and the way most bats hang upside down "would be really interesting, since they are the only flying mammals," Hohoff said. "There are some species that seem to have an easier time taking off from the ground, so studying what morphological...
他们在谷仓和阁楼里休息。 Bats hang upside down to sleep. 蝙蝠倒挂着睡觉。 Bats wake up when night falls. 蝙蝠在夜幕降临时醒来。 They are awake when people are asleep. 当人们睡着的时候,他们是醒着的。 Bats are busy at night. 蝙蝠在晚上很忙。 At night, large grou...
Hanging upside down is a great way to hide from predators, such as birds and other dangerous predators, particularly during the daytime. It's also the ideal position...
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根据句意句中缺少的部分是“头朝下悬挂着”,hang upside down意为“倒挂”。根据as we all know(众所周知),可知本句描述客观事实,使用一般现在时。主语为bats,复数,故谓语动词使用原形即可故答案为hang upside down。 反馈 收藏
Well, it's not a problem for bats.Bats sleep upside down. They cling to the undersides of surfaces using the claws on their toes. Hanging upside down makes it easy to take off to fly. All they have to do is let go and begin flapping their wings....
单句写作1 众所周知,蝙蝠(bat)睡觉时总是倒挂着。As we all know, bats always hang upside down when they are sleeping.2 据报道,目前这一贫困山区正在修建另一所新学校。It's reported that anothe new school is being built at present in the poor mountain area._(It + be+过去分词+ that...)...
求翻译:bats hang upside down是什么意思?待解决 悬赏分:1 - 离问题结束还有 bats hang upside down问题补充:匿名 2013-05-23 12:21:38 [object Object] 匿名 2013-05-23 12:23:18 蝙蝠倒挂 匿名 2013-05-23 12:24:58 棒垂悬颠倒 匿名 2013-05-23 12:26:38 蝙蝠倒挂...