他靠乞讨过活。
To give money to beggars sometimes amounts to encouraging begging.
给乞丐钱，有时就等于鼓励行乞。
Sith it is thy humour to give over begging, wherewithal shall we busy ourselves?
既然你不愿乞讨，我们又有什么可忙的呢？
He was begging Wendy to get better quickly, so that he could show her the mermaids.
他乞求温迪快点好起来，好让他带她去看人鱼。
They had not taken a hundred steps when they saw two rough-looking individuals sitting on a stone begging for alms.
他们还没走一百步，就看见两个相貌粗野的人在一块石头上乞讨。
He got a large piece of cardboard, painted a sign begging for the bicycle to be returned, and tied the sign to the letterbox.
他拿了一大块硬纸板，画了一个乞求归还自行车的牌子，然后把牌子系在了信箱上。
While waiting at a traffic light, they saw a black Mercedes coupe on one side and a homeless man begging for food on the other.
在红绿灯旁等候的时候，他们看见一辆黑色奔驰轿车在一边，一个无家可归的人在另一边乞讨食物。
As these experiments show, begging apparently provides a signal of need that parents use to make judgments about which offspring can benefit most from a feeding.
正如这些实验所显示的，乞求显然提供了一种需要的信号，父母可以利用这种信号来判断哪些孩子能从喂食中获益最多。
He was reduced to begging for a living.
他不得不以乞讨为生。
He's always begging off at the last minute.
他总是在最后一分钟反悔。
Why do people persist in begging for money in the street?
为什么人们非要在街上讨钱呢？
He burst into tears, begging her to forgive him and swearing to pay back everything he had stolen.
他突然哭了起来，求她原谅他并发誓要偿还他偷的所有东西。
But how about a little reverse psychology? Playing hard-to-get is known to be more effective than begging.
但是用点逆反心理怎么样？大家都知道玩欲擒故纵要比请求更加管用。
He was begging and trying to get $25 to find a cheap hotel where he could sleep for some hours.
他一直在乞讨，试图得到25美元，以便找一家便宜的旅馆睡上几个小时。
She replied, "You won't believe this," and then told him how her little girl had been begging her for a cat, but she kept refusing.
她回答说：“你不会相信的。”然后告诉他，她的小女儿一直在求她买一只猫，但她一直拒绝。
I sat down to write a letter begging off.
我坐下来写信求情。
It's no secret: high-tech careers pay well, and there are lots of jobs that go begging.
这已经不是什么秘密了：高科技职业的薪水很高，而且有很多工作都不尽如人意。
A classic example is noisy begging by nestling songbirds when a parent returns to the nest with food.
一个典型的例子就是鸣禽的雏鸟在父母带着食物归巢时所表现出的吵闹的乞食行为。
The young of ground-nesting warblers produce begging cheeps of higher frequencies than do their tree-nesting relatives.
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。
Given that predators can make it costly to beg for food, what benefit do begging nestlings derive from their communications?
既然捕食者可以让雏鸟为食物付出巨大代价，那么乞食的雏鸟们到底可以从这种交流方式中得到什么益处呢？
The eggs "advertised" by the tree-nesters' begging calls were found bitten significantly more often than the eggs associated with the ground-nesters' calls.
人们发现，录音机在播放树上筑巢的鸣禽的乞食叫声时，比起在播放地面筑巢的鸣禽的乞食叫声时，鸟蛋被攻击的几率明显增大。
Therefore, a begging nestling that secures food at the expense of its siblings might actually leave behind fewer copies of its genes overall than it might otherwise.
因此，一只以其兄弟姐妹为代价来获取食物的乞食雏鸟实际上可能会比其它雏鸟留下更少的基因副本。
David Haskell created artificial nests with clay eggs and placed them on the ground beside a tape recorder that played the begging calls of either tree-nesting or of ground-nesting warblers.
David Haskell 制作了一些盛有泥蛋的人造鸟巢并把它们放在地面上，旁边有一个录音机，播放着树莺或地面莺的的乞食叫声。
If parent birds use begging intensity to direct food to healthy offspring capable of vigorous begging, then parents should make food delivery decisions on the basis of their offsprings' calls.
如果雏鸟双亲是根据雏鸟乞食的叫声响亮程度来把食物分给叫声响亮的健康雏鸟的话，那么鸟类双亲就是根据雏鸟乞食声音来决定如何分配食物的。
他请求援助。
我很不喜欢乞讨。
Poverty reduced them to begging for a living.
贫困迫使他们乞讨为生。
No one is begging him to change his mind.
没有人劝他改变他的这一想法。
Begging, wishing, praying for them to come back.
乞求，希望，祈祷他们能够回来。
I never thought he would come down to begging.
我怎么也想不到他会沦落到乞讨为生。
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