黑暗版阅读真题解析2006 Text 3

重点词汇：
biomass n.(单位面积或体积内)生物的数量 [巧记]bio(生物)+mass(块,大量)

over time 随着时间推移 
[例] As a result, nacre thickness is sometimes just a cosmetic layer that can wear thin over time.所以真珠质的厚度就像脸上化妆品，不久就会磨薄了。

predator  [ 'predətə ]    n. 食肉动物；person who exploit others 奴役他人者
[例] He denounced all landlords and money-lenders as evil predators. 他痛斥所有地主和放债者都是罪恶的剥削者.
[形] predatory  a. （指动物）食肉的；掠夺的，以掠夺为目的的
[反]herbivore  n. 食草动物    vegetarian  n. 素食者 

halve [ hɑ v ]   vt.  divide sth into two equal parts 分成两半,平分,减少到一半；reduce sth by a half 减半
[例] James and I halved the apple.詹姆斯和我平分了这个苹果。Let's halve the project between our two teams.让我们两个队平均分担这项工程吧。The latest planes have halved the time needed for crossing the Atlantic. 最新型号的飞机把飞越大西洋所需的时间减少了一半。

vessel  n. 船, 容器, 器皿, 脉管, 导管
[例] A pot is a vessel for holding food.锅是盛食物的器皿。There were many vessels in the harbor today.今天港口有许多船只。

prey  [ prei ]    n. animal，bird etc hunted and killed by another for food 被掠食者,牺牲者  v. 捕食,掠夺,使...苦恼
[例] The big bird carried its prey in its claws.这只大鸟用爪子抓着捕获物。The oppressed peoples will never allow themselves to be preyed upon by any invaders.
被压迫民族决不会听任侵略者肆意掠夺。
[习]be/fall prey to sth 被捕食，成为其他动物的捕获物；为某事物所苦，受到谋事无的折磨
She was prey to irrational fears 她遭受着无端恐惧的折磨。
[习]prey on sb's mind  烦扰某人
Fear of the consequences preyed on her mind   她担心其后果而惴惴不安。
[习]be a prey to（动物）被捕食；（人）深受其害； 深为...所苦恼 (= become/fall a prey to)

sonar  [ 'səunɑ  ]   n. 声纳装置 [巧记]声纳:sound navigation and ranging

longline  n. 多钩长线

saturate  [ 'sætʃəreit ]    v. make sth very wet 浸湿或浸透某物  ～ sth/sb with/in sth 
[例]We lay on the beach, saturated in sunshine. 我们躺在沙滩上, 沐浴在阳光里.
[形]saturated  a. 湿透的，（指溶液）饱和的
[名]saturation  n. 浸湿，浸透，饱和

bait  n.饵, 诱惑物 vt.以饵引诱(动物), 把饵装上, 欺负, 折磨 vi.中途休息
[习] rise to the bait（鱼）咬饵；（人）中圈套；上当；中计

hook  n.钩, 吊钩v.钩住, 沉迷, 上瘾
[例] He hung his coat on the hook behind the door. 他把外套挂在门后的挂钩上。Hook the rope over that nail. 把绳子套在那钉子上。

trap  [ træp ]    n. device for catching animals， plan for capturing or detecting sb 圈套,陷阱； v. keep sb in a place from which he wants to move but cannot 设圈套,设陷阱
[用]～ sb into doing/sth 用计捕捉某人使某人上当
[例]The police set a trap to catch the thief. 警察设下了捉拿窃贼的圈套。She was trapped in the burning house.她被困在燃烧着的房子里了。By clever questioning they trapped him into making a confession. 他们用巧妙的提问诱使他招认了。

underestimate  vt.低估, 看轻 n.低估[巧记] under(低于)+estmate(估计)(estimate参考 02 text3) [反] overestimate  vt. 评价过高  n. 估计的过高, 评价的过高

baseline  n.基准线；基线（网球场的）底线 [巧记]base(基础)+line(线)

marine  n.舰队, 水兵, 海运业 adj.海的, 海产的, 航海的, 船舶的, 海运的

yield v.出产, 生长, 生产vi.(～ to)屈服, 屈从n.产量, 收益
[例]That tree yields fruits.这种树结果。I will not yield a step.我寸步不让。The shelf is beginning to yield under that heavy weight.架子被那么大的重量压得弯了下去。This year's yield from the coal mine was very large.今年这煤矿产量甚丰。

target  n.目标, 对象, 靶子
[例]The hunter's target was a wild animal.这个猎人的目标是一只野兽。

crop  n.农作物, 产量, 平头, 短发vt.收割, 修剪, 种植vi.收获
[例]Which crops does he grow?他种的是什么庄稼? The beans have cropped well this year.
今年的豆子收成好。