听力文本

Reefs are disappearing.

珊瑚礁正在消失sH|zm=P2vM3p。

Staghorn coral are one of the dominant building blocks of coral reefs all over the world, but now they're in trouble.

鹿角珊瑚是世界上主要的珊瑚礁，但现在它们遇到了麻烦r0,9l+-h+7HKauug~[。

A collection of new studies show staghorn coral are in major decline because they can't handle the warmer, more acidic ocean waters that result from human pollution.

一些新的研究表明，鹿角珊瑚的数量在大幅下降，因其不能适应人类污染造成的更温暖、更酸性的海水0WN2V*s-A_Si&0HwDS。

The most visible effect is bleaching. When water conditions get too stressful, corals lose the algae that give them their color. If it keeps up for too long, the corals die.

最明显的影响是漂白aMT4jX#0G=dayq%#。当水质条件受到影响，珊瑚失去表面颜色的藻类%el)V|i1x&uR]uuoCJZw。如果保持时间太长，珊瑚就会死亡t+g*%M~Y~.o;a3。

Recent surveys suggest 93 percent of corals in Australia's Great Barrier Reef are bleaching to some degree.

最近的调查显示，在澳大利亚大堡礁的珊瑚中，有百分之93的珊瑚在一定程度上正在漂白QFS1Yc;1@g。Researchers warn staghorn reefs near the mouth of the Amazon River are also at risk. Nearby oil drilling presents a "major environmental challenge."

研究人员警告，亚马逊河口附近的鹿角珊瑚礁也存在风险zc[CGl;MnJ;R!Hol=zdC。附近的石油钻井提出了“重大的环境挑战c8OM_,&l6~!I)。”

But recovery is still possible. Scientists say tighter controls on runoff and dredging would give corals a better chance in today's warmer waters.

但恢复仍然是可能的KSAJLTQg_3n+r。科学家们表示，在如今更温暖的水域中，严格控制径流和疏浚能给珊瑚更好的生存机会t6K-K4sf|GMX.B]TXPQw。

译文属可可原创，仅供学习交流使用，未经许可请勿转载&,nKs5N1+Pz&(C。

词汇解析

1、condition

状况;状态

He remains in a critical condition in a California hospital.

他在加州的一家医院里，病情仍然十分危急LB%j#k4kmA5_Zau&go。

I received several compliments on the condition of my skin.

好几个人夸我的皮肤保养得好7WI,a6rew^)AerjL。

(某事完成或发生的)环境，条件

This change has been timed under laboratory conditions.

在实验室条件下测得了这一变化所需的时间k=bj1VNs(iQP。

The mild winter has created the ideal conditions for an ant population explosion.

暖冬为蚁群数量激增创造了理想的条件j@4tfXYm4U。

(某一群人的)生活状况，境况;(尤指)艰难处境

The condition of the people could be elevated by a programme of social reform.

人们的生活状况可以通过社会改革方案得到改善gU|7r3+O6Q。

The government has encouraged its people to better their condition.

政府鼓励人民改善生活状况LU=Oa]TD=P。

2、challenge

挑战;难题

I like a big challenge and they don't come much bigger than this.

我喜欢大的挑战，而所有挑战中再没有比这更大的了ShU|B0&SIz@gN_HoX。

The new government's first challenge is the economy.

新政府面临的第一个难题是经济问题)T]YiW~yOD6DeF;O#*ID。

(成功地)应对挑战，迎接挑战

The new Germany must rise to the challenge of its enhanced responsibilities.

一个崭新的德国必须迎接挑战，承担更多的责任M~&jLbRllJ[iRj。

They rose to the challenge of entertaining 80 schoolchildren for an afternoon.

他们一个下午成功接待了80名学童=owyR;XDgp7sU7DL]。

怀疑，质疑(真实性、价值、权威等)

Democratic leaders have challenged the president to sign the bill.

民主党领袖对总统签署这项法案提出了质疑1zekE@l-Q+。

The move was immediately challenged by two of the republics.

此项动议立即遭到其中两个共和国的反对CO-L@HtKV;WRE3Hm。

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