不会疲劳的

It tires not nor does it boast of its power; but belongs to the air, travelling it may be six thousand miles to and from its northern nesting home feeding its flown young as it flies and slipping through a medium that seems to help its passage even when the wind is adverse.

燕子充分兼有这两类鸟的长处，它既不疲劳，也不炫耀自己的飞翔力；在空中十分自如，可以飞行6，000英里，可以飞往北方做窝的老家，再从老家飞回；一边飞一边喂养会飞的雏燕，甚至在顶风时也能在气流中滑翔，似乎气流在帮它前进。

It tires not, nor does it boast of its power; but belongs to the air, travelling it may be six thousand miles to and from its northern nesting home, feeding its flown young as it flies, and slipping through a mediam that seems to help its passage even when the wind is reverse.

燕子充分兼有这两类鸟的长处，它既不疲劳，也不炫耀自己的飞翔力；在空中十分自如，可以飞行6，000英里，可以飞往北方做窝的老家，再从老家飞回；一边飞一边喂养会飞的雏燕，甚至在顶风时也能在气流中滑翔，似乎气流在帮它前进。

The swallow shares the virtues of both schools in highest measure. It tires not, nor does it boast of its power; but belongs to the air, travelling it may be six thousand miles to and from its northern nesting home, feeding its flown young as it flies, and slipping through a medium that seems to help its passage even when the wind is adverse.

燕子充分兼有这两类鸟的长处，它既不疲劳，也不炫耀自己的飞翔力；在空中十分自如，可以飞行6，000英里，可以飞往北方做窝的老家，再从老家飞回；一边飞一边喂养会飞的雏燕，甚至在顶风时也能在气流中滑翔，似乎气流在帮它前进。

Their number follows ,such as partridges,have a like power of strong propulsion,but sooner tire.you may pick them up in utter exhaustion,if wind over the sea drive them to a long distance.the swallows share the virtues of both schools,it tires not ,nore does it boast of its power.it belong to the air.travelling it may be six thousand miles to and from the northern nesting home.

如果海风驱使它们飞行很长距离，你可以捡到一些因筋疲力尽而摔下来的鹧鸪。燕子充分兼有这两类鸟的长处，它既不疲劳，也不炫耀自己的飞翔力；在空中十分自如，可以飞行6，000英里，可以飞往北方做窝的老家，再从老家飞回；一边飞一边喂养会飞的雏燕，甚至在顶风时也能在气流中滑翔，似乎气流在帮它前进。

You do not want to create an overdone look that actually makes you look more tired.

你当然不会希望制造出一个过度修饰的样子，让你靠上去更疲劳。

I remember I was young, often sick, my mother often took me up at midnight to see a doctor, there is a problem evening, the weather was cold, I was a fever, and my father on a business trip, my mother carrying me to see a doctor that ah, the wind kick into gear in blowing, the rain, under the gentle, the way her mother walked step by difficult step, has a few four meters away, my stubborn back down from the mother may be his mother always refused, and thus, I Mama's back, hands holding the umbrella, my mother literally let loose upon me to look inside an, to the hospital, my body is dry, it may mother body is wet, the night quietly, and the hospital is quiet, the pommel horse They pulled my hospital, went to the pediatrician, the doctor is still on duty, watching us, and then hastily let us sit down, asked a question, it would be opened to us, but, my mother went to make the drug, to the nurse aunt, after a while, medicine to accompany out, marked with a pin for my mother has accompanied me until I got home after the kick down the needle, she went to bed for a while, looked at the mother look like fatigue, I am a heart, both warm and feel guilty.

记得我小时候，经常生病，妈妈经常半夜起来带我去看医生，有一题天晚上，天气很冷，我又发烧了，爸爸出差了，妈妈这啊背着我去看医生，风呼呼的刮着，雨轻轻的下着，路上，妈妈一步又一步艰难的走着，已经走了几四米了，我倔强的要从妈妈背上下来，可妈妈始终都不肯，就这样，我在妈妈背上，手拿着伞，妈妈硬是让后我把散往里安，到了医院，我身上是干的，可妈妈身上却是湿漉漉的，夜静静的，医院里也是静悄悄的，鞍马们拉着我在医院挂号，走到了小儿科，医生还在值班，看着我们来了，便急忙让我们坐下，问了问情况，便给我们开了要但，妈妈又去令了药，给了护士阿姨，过了一会，药陪出来了，为我打上了针，妈妈又陪着我直到我打完针回到家后，她才去睡了一会，看着妈妈疲劳的样子，我是心，既温暖又感到愧疚。

If you tire yourself out before the examination, you will not be mentally and physically ready for it.

如果你在考前十分疲劳，你的神经与身体都不会在最佳状态。

The game was in his eyes a contest, a struggle with a difficulty, yet a motionless, unwearying struggle, congenial to his tastes.

这个纸牌游戏在他眼里是一场竞赛，是一场与困难的搏斗，但这是一场不用不需要大动作不会使人疲劳的搏斗，这符合他的品味。

Airline cabins are commonly pressurized to altitudes of 1,524 to 2,438 meters, or about 5,000 to 8,000 feet, above sea level. Healthy people have no problem at such altitudes, but those with underlying heart or respiratory disease who may already have low levels of oxygen in their blood can develop symptoms of mountain sickness — fatigue, headache , lightheadedness and nausea.

客机飞行在海拔1524米到2438米，或者5000至8000英尺的高空时，航班客舱里只是一般性的加压，健康的人在这样的高度不会有问题，但是那些心脏衰弱或者有呼吸疾病的人——他们的血液里氧气水平低——会引起山峰病的症状，如疲劳、头痛、头晕和恶心。

He said ,you can persist it for a longer time as this won't let you feel tired soonly compared with other kinds of .

他说，相比于其它形式的瑜伽，在水中做瑜伽不会让身体很快感到疲劳，所以能坚持得更久。

Cynanchum Lingtai apricot production in the average weight 65 grams, the brightly-colored fruit, juicy rich, sweet-sour taste, sweet from the nucleolus, when the late Qing Dynasty famous Shaanxi, Gansu provinces, the Qing imperial court Tongzhi tribute for years.

灵台生产的牛心杏平均单果重65克，果实色泽鲜艳，汁多味浓，甜酸适口，离核仁甜，清末时就驰名陕、甘两省，清同治年间曾为朝廷贡品。

Chenopodium album,Solanum nigrum, and Amaranthus retroflexus were very susceptible to the herbicides. Polygonum persicaria and Abutilon theophrasti were relatively less susceptible to the herbicides, and Lycopersicon esculentum was not susceptible to it. The relationship between reduction rates of weed biomass and PPM values of weed leaves 2,4, and 6 days after treatment was established.

供试的6种杂草对该混剂的敏感性存在显著差异：红心藜Chenopodium album、龙葵Solanum nigrum和反枝苋Amaranthus retroflexus对该混剂最敏感，ED90值分别为47.65、71.67和29.17g/hm2；春蓼Polygonum persicaria和苘麻Abutilon theophrasti敏感，ED90值分别为96.91、114.20g/hm2；而番茄不敏感。