But an unguarded chick is desperately vulnerable.

没有保护的雏鸟极为脆弱。

It seemed to me that my sudden appearance might shake his nerves and lead him to say something unguarded.

我当时是那么盘算的，我出岂意地出现，可大吃一惊，在措手及之中，也许会吐露些什么出来。

They're the guardians of the unguarded!

们保护没人保护的人！

There's something truly liberating walking these advertisement and franchise-free streets, where you can be open to millions of unguarded moments, like the curbside battles of wits, the characters, the melancholy of peeling paint, and the promise of a new coat.

走在这些没有广告和特许经营的街道上是一种真正的解放，在这里你可以敞开心扉，面对无数个毫无防备的时刻，比如路边的斗智，新奇的人物，油漆剥落的忧郁，以及涂上新漆的承诺。

But with both parents out searching for food, the nest is left unguarded and exposed.

可是父母都出去觅食了，这个窝就完全没人卫了。

The unguarded moments are where the truth is.

真相就存在于这些疏忽的时刻。

Okay? Because I can't leave the bridge unguarded.

好嘛 但是我擅离职。

This bit of the guide is a window into historical derring-do: dried-up sponges that can expand to plug sewer systems, jammed locks on unguarded buildings, various references to emery dust.

这本指南的这一部分展现了历史上的一些蛮勇行为：干燥的海绵可以吸水膨胀到堵塞下水道系统、无人看的建筑物的锁可以堵死锁孔、金刚砂也有各种用处。

They were brief quarrels, short lived because it was impossible to keep a quarrel going with Rhett, who remained coolly indifferent to her hot words and waited his chance to pink her in an unguarded spot.

每次争吵的时间都长，因为和瑞德争吵可持续很长时间，对她的激烈言词总是采取漠的态度，等待时，防，给她一下子。

In the dead of night, the rebels lowered themselves down the cliffside on ropes made from vines, and flanked Glaber's unguarded camp.

夜深人静时，叛者用藤条制成的绳索从悬崖下山，并从一侧攻击了毫无防备的军营。

And the threat exists even before they hatch. Across Central America, poachers destroy more than 90 percent of sea turtle nests on unguarded beaches.

甚至这些威胁早在们孵化之前就已经存在了。在中美洲无人看管的海滩上，偷猎者对海龟巢的摧毁率高达90%。

An adult Nanotyrannus would had certainly take advantage of an unguarded juvenile because it means getting rid of its competition.

一头成年矮暴龙会毫犹豫地攻击没有防护的幼龙，因为这意味着消灭它的竞争者。

He at once led them against that part of the camp which he had seen to be most unguarded.

带领军队袭击了敌人防备最松弛的部位。

She is seemingly unguarded in conversation, reflective about both where she's been and where she finds herself now.

她在谈话中似乎毫无防备，反思了自己过去和现在的经历。

And the male Majungasaurus found this baby unguarded, it would have killed it.

要是雄玛君龙发现没有妈妈保护的幼崽就会杀死它。

The ring was unguarded. It was just sitting on the table. Anyone could have taken it.

魔戒无人看护 就这么放着台面 谁都拿走。

Yes, he was coarse, he was tricky, he was unsafe to have dealings with, and you never could tell when the dull weapon you put into his hands in an unguarded moment might turn into the keenest of blades.

是的，很粗鲁，又很狡猾，是一个你放心跟打交道的人。你永远也说准你放在手里的那把钝刀子，什么时候稍防备就会变成最锋利的武器。

Pork would have taken shame to himself had he spent her money when there were unguarded hen coops along the road and smokehouses handy.

至于波克本人，认为既然沿路有的是无人看管的鸡笼和方便的熏腊室，要是再花钱去买，那就未免太丢人了。

Number two, it's his unguarded flanks.

其二，它的侧面也没有防卫。

I heard him murmur something into her ear and she smiled, a sincere, unguarded smile.

我听见在她耳边低语了几句，她笑了，那笑容真诚而毫无防备。