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05 9




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████    重点词汇
████    难点词汇
████    词组 & 惯用语

[学习本文需要基础词汇量:5,000 ]
[本次分析采用基础词汇量:5,000 ]

After the eggs have been fertilised,
they are deposited in tough,

rubbery egg cases that other
creatures find poisonous

Within three weeks the babies
are ready to hatch out

They are already able
to change colour

- but they're not quite
so good at swimming

There is another animal here that
is a rather more devoted parent

This is a male leafy sea dragon,

an exquisitely decorated
relative of the sea horse

He is carrying his partner's
eggs around with him

They would be a highly nutritious snack
for any predator that found them

But that's not easy because
the eggs are attached

to their father's perfectly
camouflaged body

They could scarcely be
in a safer place

By November, 1 0,000 miles to the north,
winter has arrived

Norway now gets less than 5 hours
of daylight in every twenty four

The temperature is
falling rapidly

But despite the cold,
the sea is far from deserted

Every winter, 500 million
tonnes of adult

herring seek shelter in
these deep waters

They will stay here for four months,
living entirely on the fat

they accumulated during the
summer feasts of plankton

But they are not alone...

Orca's his small pod is part
of a population

of some five hundred
killer whales

that specialise in hunting
North Atlantic herring

Using their echo-location
they have detected a shoal

of herring 50 metres below them

With enough air for a 1 0 minute dive...

they swim deep below the herring
and drive the fish upwards

Bubbles stream from the rising fish

as gas in their swim bladders
expands and escapes

Even an orca finds it difficult
to catch a healthy herring

But they have a devastating
weapon all their own

They use their tail to club
the fish with waves of water pressure

Then it's simply a matter of collecting
the stunned casualties

The herrings have no chance and both orca
and gulls will eat as much as they can

- every day for the next four months

But there are so many fish wintering here,
over 5 billion individuals,

that the losses are
almost unnoticeable

Violent as this Winter weather may be

- it's essential for the renewal of
the riches of the Seasonal Seas

Out in the open oceans, the surging
waters stir up nutrients from the depths

By the end of winter the Seasonal Seas
will be full of minerals once more,

ready for the return of the sun
and the next great plankton bloom


知识点

重点词汇
surging ['sɜ:dʒɪŋ] v. 冲击(surge的ing形式);浪涌 {toefl :5029}

specialise ['speʃəlˌaɪz] vt. 使专门化;限定…的范围;深入(等于specialize) vi. 专门研究(等于specialize) { :5113}

dive [daɪv] n. 潜水;跳水;俯冲;扑 vi. 潜水;跳水;俯冲;急剧下降 n. (Dive)人名;(法)迪夫 {gk cet4 cet6 ky toefl :5121}

stunned [stʌnd] v. 使震惊;使不知所措(stun的过去式及过去分词形式) adj. 受惊的 { :5131}

snack [snæk] n. 小吃,快餐;一份,部分 vi. 吃快餐,吃点心 {gk cet6 ky ielts :5187}

daylight [ˈdeɪlaɪt] n. 白天;日光;黎明;公开 {gk cet4 ky :5270}

renewal [rɪˈnju:əl] n. 更新,恢复;复兴;补充;革新;续借;重申 {toefl ielts :5366}

bladders [ˈblædəz] n. <解>膀胱( bladder的名词复数 ); 囊,袋 { :5489}

feasts [fi:sts] n. 盛会( feast的名词复数 ); 宴会; 宗教节日; 使人欢快的事物(或活动) { :5626}

seasonal [ˈsi:zənl] adj. 季节的;周期性的;依照季节的 {toefl :6141}

bloom [blu:m] n. 花;青春;旺盛 vt. 使开花;使茂盛 vi. 开花;茂盛 n. (Bloom)人名;(瑞典、西)布洛姆;(英)布卢姆 {cet4 cet6 ky toefl ielts :6582}

hatch [hætʃ] n. 孵化;舱口 vt. 孵;策划 vi. 孵化 n. (Hatch)人名;(西)阿奇;(英)哈奇 {gk cet4 cet6 ky toefl ielts gre :7365}

pod [pɒd] n. 蚕茧;豆荚 n. (Pod)人名;(罗)波德 vt. 从豆荚中剥出 vi. 结豆荚 {gre :8381}

gulls ['ɡʌlz] n. [鸟] 鸥;气球假目标雷达反射器;笨人;易受骗之人(gull的复数形式) v. 诈欺,骗(gull的第三人称单数形式) { :9078}

riches [ˈrɪtʃɪz] n. 财富;富有;房地产(rich的复数) n. (Riches)人名;(意)里凯斯;(英)里奇斯 { :9553}

poisonous [ˈpɔɪzənəs] adj. 有毒的;恶毒的;讨厌的 {gk cet4 cet6 ky gre :9555}

herrings [ˈherɪŋz] n. 鲱鱼( herring的名词复数 ); 转移注意力的话题 { :9934}

herring [ˈherɪŋ] n. 鲱 n. (Herring)人名;(英)赫林 { :9934}

leafy [ˈli:fi] adj. 多叶的;叶状的;叶茂盛的 { :10857}


难点词汇
camouflaged [ˈkæməˌflɑ:ʒd] vt. 伪装;欺骗(camouflage的过去分词) adj. 伪装的 { :12127}

shoal [ʃəʊl] n. 浅滩,沙洲;鱼群;潜在危险 vi. 变浅 vt. 使变浅;驶入 adj. 浅的 {ielts gre :12753}

nutritious [njuˈtrɪʃəs] adj. 有营养的,滋养的 {toefl :13225}

exquisitely [ekˈskwɪzɪtlɪ] adv. 精致地;精巧地;敏锐地 { :14571}

rubbery [ˈrʌbəri] adj. 橡胶似的;有弹力的;坚韧的 {toefl :18446}

plankton [ˈplæŋktən] n. 浮游生物(总称) {ielts gre :19300}

fertilised ['fə:tilaiz] vt. 使受精;施肥于;使肥沃 { :23467}

orca [ˈɔ:kə] n. 逆戟鲸(等于Orcinus orca);类逆戟鲸;兽人;魔鬼 { :24959}

unnoticeable ['ʌn'nəʊtɪsəbl] adj. 不显明的 { :33200}


词组
Atlantic herring [ ] un. 大西洋鲱 [网络] 大西洋鲱鱼;大西洋鰊鱼;青鱼

bubble stream [ ] 泡流

hatch out [hætʃ aut] na. 想出计划;同“hatch” [网络] 孵出;策划

hour of daylight [ ] 白昼时间

hours of daylight [ ] 日照时间

killer whale [ˈkɪlə hweil] n. 虎鲸;逆戟鲸;恶鲸;杀人鲸 [网络] 杀手鲸;倒戟鲸;虎鲸逆戟鲸

plankton bloom [ ] un. 水华;浮游生物的大量繁殖 [网络] 浮游生物繁生

sea dragon [ ] un. 海龙 [网络] 海龙将军;海龙号;龙王

specialise in [ ] 专门从事,专门研究;专门经营

swim bladder [swim ˈblædə] na. (鱼)鳔 [网络] 鱼鳔;泳鳔;浮囊

swimming bladder [ ] na. 鱼鳔 [网络] 浮鳔

to hatch [ ] 孵化



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