无论是蝌蚪还是刚开始变形的蝌蚪，它们都能够在水下发出叫声。
They continue to emit distress calls underwater both as tadpoles and after they have begun metamorphosis.
有些狗玩的时候也没有发出叫声。
下一次当你看到一只可爱的小狨猴时，千万不要发出叫声，保持安静就好。
The next time you see a cute little marmoset, don't make a noise, just keep quiet.
在人类的认识中，很少有动物的幼仔能够发出叫声。
Few larvae of any animal species are known to produce sounds.
坚持使用孩子捏在手里会发出叫声的材料是合理的。
It makes sense to stick to materials that squish in a child's hand.
在蝌蚪状态以及变态成幼年角蛙之后，它们都能够在水下发出叫声。
They continue to emit distress calls underwater both as tadpoles and after they have begun metamorphosis (when they become froglets).
嘎，嘎，嘎！”其他11个未来领导则按照指示，发出叫声。
Honk! Honk! Honk! " went the11 other future leaders, as instructed."
他们大都能发出叫声，其声音从轻小的声音到极大的吼叫声都有。
They can send out the interjection mostly, its voice from light small voice to roar the voice to all have biggest.
因为啮齿类动物惧怕人类，所以它们常常在人类接近时发出叫声警报。
Since the rodents are afraid of humans, they often emit vocal alarm calls whenever a person approaches.
反正，下一次当你看到一只可爱的小狨猴时，千万不要发出叫声，保持安静就好。
Either way, next time you see a cute little marmoset, forget “oooh” or “awwww” or “ee-ee-ee。”Try shhhh。
鸟发出嘎嘎的惊叫声。
看到他时，她发出了惊恐的叫声。
也许第一株植物只是发出了痛苦的叫声，或者是在向自己的树枝发出信号。
Maybe the first plant just made a cry of pain or was sending a message to its own branches.
彼得跳了起来，像只狗一样，一下子就清醒了，他发出一声警告的叫声，把其他人都吵醒了。
Peter sprang erect, as wide awake at once as a dog, and with one warning cry, he roused the others.
小鳄鱼在它们的窝里会发出一种低沉的叫声。
Baby crocodiles have a sort of muffled cry while they are in their nest.
她发出了绝望的叫声。
吓人的尖叫声还是从他嘴里发出。
那条杜宾犬发出一连串的吼叫声。
狗发出凶猛的嗥叫声，转过身向他猛扑过来。
The dog let out a savage howl and, wheeling round, flew at him.
有些女孩子努力要保持端庄，但还是发出了尴尬的尖叫声，其中还夹杂着咯咯的笑声。
There were shrieks of embarrassment, mingled with giggles, from some of the girls as they struggled to protect their modesty.
动物发出的信号，如鸟类复杂的鸣叫声，往往代价高昂。
Animal signals, such as the complex songs of birds, tend to be costly.
在这项研究中，研究人员观察了土拨鼠发现捕食者时发出的高音吠叫声。
In this study, the researchers looked at the high-pitched barks a prairie dog makes when it spots predator.
他们不再呻吟和哭泣，而是发出响亮的驴叫声，听起来很像是嚯嚯的声音！
Instead of moans and cries, they burst forth into loud donkey brays, which sounded very much like, Haw!
他们跳起来，握紧拳头，发出长长的尖叫声，抓向地面或空中。
They leap to their feet, clench fists and let out long screams, clawing at the ground and air.
噪鹃是热带的一种布谷鸟，它潜伏在灌木丛中，发出有节奏的似狼叫声。
The koel, a tropical cuckoo that lurks in thick cover, has a rising bisyllabic wolf-whistle.
中午回家吃饭的邻居们在他的凉台上撒了鸟食，那些鸽子来了，发出咕咕的叫声。
The neighbor who came home at lunchtime scattered birdseed on his balcony, and the doves came and cooed.
相比在树上筑巢的同种类雏鸟，在地面筑巢的鸣禽雏鸟会发出频率更高的乞食叫声。
The young of ground-nesting warblers produce begging cheeps of higher frequencies than do their tree-nesting relatives.
可怜的蟋蟀发出最后一声微弱的 “唧——唧——唧” 的叫声，从墙上摔了下来，死了！
With a last weak "cri-cri-cri", the poor Cricket fell from the wall, dead!
它能发出地球上最洪亮的叫声。
它能发出地球上最洪亮的叫声。
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