The tiny mouse squeezed in and perched herself on the big bear's nose.

一只小老鼠挤了进来，它自作主张地蹲在大狗熊的鼻子上了。

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The researchers scored five distinct mouse pain expressions. Eyes close and squint, nose bulges, cheeks bulge and mice also pull back their little round ears and move their whiskers.

研究者们找出了老鼠五种明显不同的痛苦表情：眼睛紧闭或斜视、鼻子鼓胀、面颊凸出、耳朵向后伸、胡须抖动。

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Conclusions in preterm neonates with low weight, indwelling gastric tube via mouse-stomach has higher successful rate, fewer complications and less operation time than via nose-stomach.

结论低体重早产儿经口留置胃管比经鼻留置胃管一次插管成功率高，操作时间短，并发症少。

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