Raven on a wire. A gloomy portent, precariously perched.

电线上的乌鸦 似不祥之兆 不安地栖息在上。

A bracelet was precariously placed on the rim of a well.

只手镯很悬地搁在井边。

Ember finally made it into the chair, but she wobbled precariously.

小焰终于坐上了椅子，尽管有些摇晃。

Hermione was dozing in it, her drink tipping precariously in her hand.

赫敏坐在椅子里打瞌睡，手里的酒杯歪向边，眼看就要洒出来了。

The others were fearless, leaping over the rocks, perching precariously on the edges.

别的人就大胆多了，他们纵身跳过块块礁石，准确地落在石头边上。

The South China tiger is precariously close to disappearing, with only 20 to 30 still alive.

华南虎也处于濒临灭绝的边缘，现在只有20到30只还活着。

However friendly the universe may be, it has left the conditions of human existence precariously balanced.

无论宇宙对人类多么友好，它已经使人类的生存条件处于不稳定的平衡状态中。

Three hundred yards away he stopped where a huge dead tree leaned precariously on a smaller, living one.

他走了三百码后便停住了脚，附近有棵巨大的枯树很不牢固地靠在棵较小的活树上。

" RUN! " Harry yelled, and the shelves swayed precariously and more glass spheres began to fall from above.

“快跑！”哈利高喊，架子摇摇欲坠，更多的玻璃球开始从上面掉下来。

At least two others hang precariously from the bridge.

至少还有两人摇摇欲坠地吊在桥上。

A fraying rope bridge, dangles precariously over rocks below.

损的索桥摇摇欲坠地悬挂在下面的岩石上。

Many of our planets systems getting precariously close to sudden potentially irreversible change.

我们的许多行星系统都岌岌可危地接近突然的、可能不可逆转的变化。

The sudden movement reminded her that she was perched precariously on a cliff.

突然的动作提醒她， 她正岌岌可危地栖息在悬崖上。

Rayne decided to stay perched in the precariously standing tree, bow at the ready.

雷恩决定留在摇摇欲坠的树上， 鞠躬做好准备。

The tall ladders rest precariously against the frail topmost branches, but the pickers mount quickly and surely.

高高的梯子摇摇晃晃地靠在最上面脆弱的树枝上， 但采摘者快速而稳健地爬上去。

My ring light doesn't have a stand so it is balancing precariously on top of a chair.

我的环形灯没有支架，因此它在椅子上不稳定地保持平衡。

A small rusty stove stood opposite the bunk, its pipe lifting crookedly and precariously above the dry palmetto thatching.

个生锈的小炉子立在床位对面， 它的管子歪歪斜斜地悬在干燥的棕榈茅草上。

For one agonizing moment, the dish was perched precariously on the bank of the canal, but it suddenly overbalanced and slid back into the water.

在令人忐忑不安的瞬间，盘子晃晃悠悠地上了岸，但它突然失去了平衡，又跌回水中。

The buses crashed through a metal railing and hung precariously over Interstate 5 for several hours before tow trucks pulled them back on the road.

两辆公共汽车撞穿了根金属栏杆，摇摇欲坠地悬挂在5号州际公路上，几个小时后，拖车将它们拖回公路。

Miners labored deep inside the mountain in five different mines, including this one-- the Erie-- perched precariously thousands of feet above the main complex.

矿工们在深山的五个不同的矿井中工作，包括这个——伊利——岌岌可危地栖息在主建筑群上方数千英尺的地方。