一次

At such a blustering and snowy height of 5,000 m, the mother repeated the same action of breastfeeding, which used to be performed in a carefree way but now became most challenging!

在这个风雪狂舞的5000米高山上，妻子一次又一次地重复着平常极为简单而现在却无比艰难的喂奶动作。

It is best to drink a boil once.

最好是喝一次煮一次。

The paper takes the cinder leakage of the circulating fluid bed boiler's air plate as the research topic, carries on the analysis and research in allusion to the seriously cinder leakage reason of the circulating fluid bed boiler in Baotou first thermal power plant.

论文在对循环流化床锅炉布风板严重漏渣原因进行调研和分析的基础上，对一次风室进行了风压、风速测试试验，采用k-ε双方程模型对一次风室的流场进行了数值模拟，并对试验结果和模拟结果进行了分析与研究。

I have again and again found myself watching with intense amusement and interest the Edward Bok of this book at work.

我一次又一次地发现自己的兴趣与强烈的娱乐和工作的这本书爱德华博克看。

For China and Chinese it is the chance to welcome the world to home to witness their success; and for the outside world, it is also the perfect chance to pick the bone with China.

对于中国和中国人来说，这是一次将世界迎进家里来见证你们成功的机会；而对外部世界来说，这同样是一次找中国碴的绝佳机会。

They were a daring choice even before she added the avocado leather gloves and clashing bottle-green patent shoes. Malia, the elder daughter, wore periwinkle blue and black, overturning once and for all the old wives' tale that blue and black don't work together.

这是已经是一次大胆的尝试，而她更是加上了鳄梨色的皮手套和显眼的深绿色漆皮鞋，大女儿玛丽娅穿着长春花蓝和黑的衣服，再一次彻底颠覆了蓝和黑不能搭配的无稽之谈。

Perhaps, what you do not complain, but continue to accelerate their pace,"Let me get faster, maybe we should catch up with him ......" You have to use the same attachment to catch up with braggadocio, but again and again come to nothing.

或许，你们什么都不怨，只是不断地加快自己的步伐，"让我再快些，也许就要追上他了……"你们用夸父一样的执着去追赶，却一次又一次地落空。

When our species first arrived in Europe, the peak of the Ice Age was approaching and the continent was already crawling with a rival: stronger, at home in the cold and even (contrary to their popular image) brainier than us.

欧洲 当我们的祖先第一次抵达欧洲时，冰河时代最大的一次冰期正在接近，陆地上危险遍布这一支人类可能比我们更耐寒且更聪明。

This time I've got a brand-new change.

这一次，我有了一次崭新的改变。

We want to increase braze welding qualified higher than 95% by improving product structure and production technology.

目前铝水箱钎焊一次合格率只有80%，主要是主片与水管之间的焊缝泄漏，通过产品结构和生产工艺的改进，希望改进后的一次钎焊合格率达到95%以上。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。