Our cat is hopeless at catching mice.
我们的猫绝对捉不到老鼠。
The stores were overrun with rats and mice.
仓库里到处都是大大小小的老鼠。
There was a scuffling noise in the background, which turned out to be mice.
背景中有窸窸窣窣的噪声，原来是有老鼠。
The hotel has been ordered to close because it is overrun by mice and rats.
这家旅馆因为到处都是老鼠，已经被勒令关闭。
The locals were encouraged to trap and kill mice to stop the spread of the virus.
当地人被鼓励用捕捉器捕杀老鼠以阻止病毒的传播。
They fed mice, rats, and chicks.
他们一般喂食白鼠、田鼠和小鸡。
I like mice, rabbits and squirrels.
我喜欢老鼠、野兔和松鼠。
她爱抓老鼠。
他喜欢小白鼠。
老鼠变成了马。
He catches mice. That is what matters.
他能逮住老鼠，这才是问题的关键。
他们正在追老鼠。
这些老鼠是害虫。
我害怕老鼠。
Owls feed on mice and other small animals.
猫头鹰以老鼠和其他的小动物为食。
I like monkeys, elephants, lions, mice, bears and parrots.
我喜欢猴子、大象、狮子、老鼠、熊、鹦鹉。
Night milk quickened the start of sleep and caused the mice to sleep longer.
夜间牛奶加快了睡眠的开始，使老鼠睡得更久。
She thinks watching cats and mice fighting wit can help open up her thinking.
她认为看猫和老鼠斗智斗勇，有助于开拓自己的思维。
When the mice were well-fed but thirsty, they opted to drink, according to the study.
研究表明，当老鼠吃得很饱但口渴时，它们会选择喝水。
Scientists used to believe that people tamed cats to catch mice and protect the grain.
过去科学家们认为人们驯服猫是为了捉老鼠和保护谷物。
When the mice were hungry, they opted to leave the company of other mice to go get food.
当老鼠饿了的时候，它们选择离开同伴去寻找食物。
He found the bacterium had a similar effect on the mice as an anti-depressive drug might.
他发现这种细菌对小鼠的作用与抗抑郁药物的作用相似。
"I think it must be the field-mice," replied the Mole, with a touch of pride in his manner.
“我想一定是田鼠们来了，”莫尔回答说，脸上带着一丝骄傲。
A new study in mice may help to explain why hunger can feel like such a powerful motivating force.
一项在老鼠身上进行的新研究或许能帮助解释为什么饥饿能给人带来如此强大的动力。
This cat caught half-a-dozen mice every day for herself, for the old tower was full of rats and mice.
这只猫每天为自己捉六只老鼠，因为老塔里到处都是老鼠。
Mice are usually social animals and prefer to be in the company of other mice, according to the study.
研究表明，老鼠通常是群居动物，喜欢和其他老鼠在一起。
Macrophages are cells that play a role in the response of the immune system of mice and other mammals to invasive organisms such as bacteria.
巨噬细胞是在小鼠和其他哺乳动物的免疫系统对细菌等侵入性生物的反应中发挥作用的细胞。
Unlike other mice, mice that are genetically incapable of making these particular cells do not show elevated levels of nitrates when infected with bacteria.
与其他老鼠不同的是，在基因上无法制造这些特殊细胞的老鼠在感染细菌时不会表现出硝酸盐水平的升高。
Today, however, though they were civil enough, the field-mice and harvest-mice seemed preoccupied.
然而今天，田鼠和巢鼠虽然很客气，却似乎心事很重。
科学家在老鼠身上做了实验。
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