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Lesson 57
第57课
shelf
n.暗礁
The wrecked ship rested on a shelf at the bottom of the sea.
破毁的船只搁置在海底的暗礁上。
glorious
adj.光荣的
We are now engaged in a great and most glorious cause, never undertaken by our forefathers.
我们正在做我们的前人从来没有做过的极其光荣伟大的事业。
competent
adj.胜任的
People believe you're competent when they think you know what to do and how to do it.
只要人们认为你知道该做什么和如何做好，人们便会相信你能够胜任。
military
n.军队
In some countries every healthy young man must do 2 or 3 years' military service.
在某些国家，所有年轻力壮的男子都必须服两年或三年的兵役。
echo
v.发回声
The bat judges distances by a kind of echo-location.
蝙蝠用一种回声测定法来判断距离。
preview
n.试映
Before the movie was shown to the students, there was a preview for the teachers.
在电影放映给学生看前，对老师先有一场试映。
ankle
n.足踝
Human beings and all other animals that have feet and legs have ankles.
人类和其他所有有脚腿的动物都有足踝。
despair
n.绝望
He gave up the attempt in despair.
他在绝望中放弃了这种尝试。
lane
n.巷
He was driving his car down the narrow lane in the town.
他正沿着城中的窄巷开车。
shift
v.转移
But that shift affected only one segment of the population.
但是那次转变只影响到人口的一部分。
bel，bell
置于词根前表示“战斗，打斗”
rebellion
反叛；反抗(re+bellion 反叛；反抗）
belligerent
交战的，准备打架的(bell+igerent 交战的，准备打架的）
bellicose
好战性，好战倾向（bell+icose 好战性，好战倾向）
