时间:2018-12-30 作者:英语课 分类:托福听力短文


英语课
(WA) OK. In the last class we talked about the classification of trees, and we ended up with a basic description of angiosperms. You remember that those are plants with true flowers and seeds that develop inside fruits. The common broadleaf trees we have on campus fall into this category, but our pines don't.

Now, I hope you all followed my advice and wore comfortable shoes because, as I said, today we're going to do a little field study.

To get started, let me describe a couple of the broadleaf trees we have in front of us. I'm sure you've all noticed this big tree next to Brant Hall. It's a black walnut 1 that must be 80 feet tall. As a matter of fact, there's a plaque 2 identifying it as the tallest black walnut in the state. And from here we can see the beautiful archway of trees at the Commons. They've American elms... the ones along the Commons were planted when the college was founded 120 years ago. They have the distinctive 3 dark green leaves that look lopsided because the two sides of the leaf are unequal. I want you to notice the elm right outside Jackson Hall... Some of its leaves have withered 4 and turned yellow, maybe due to Dutch elm disease. Only a few branches seem affected 5 so far, but if this tree is sick, it'll have to be cut down.

Well, let's move on and I'll describe what we see as we go.


n.胡桃,胡桃木,胡桃色,茶色
  • Walnut is a local specialty here.核桃是此地的土特产。
  • The stool comes in several sizes in walnut or mahogany.凳子有几种尺寸,材质分胡桃木和红木两种。
n.饰板,匾,(医)血小板
  • There is a commemorative plaque to the artist in the village hall.村公所里有一块纪念该艺术家的牌匾。
  • Some Latin words were engraved on the plaque. 牌匾上刻着些拉丁文。
adj.特别的,有特色的,与众不同的
  • She has a very distinctive way of walking.她走路的样子与别人很不相同。
  • This bird has several distinctive features.这个鸟具有几种突出的特征。
adj.不自然的,假装的
  • She showed an affected interest in our subject.她假装对我们的课题感到兴趣。
  • His manners are affected.他的态度不自然。
学英语单词
a dead pan
absorptive phase
administration-sponsored
Afafi
armijos
as a parrot
auxiliary gap
avoiding style
Bardsea Bank
bigoted
black schist
blue-riband
bound mode
Breuberg-Neustadt
bullock
bully-head
carpet herb
check canvas
chin music
circumpolar zone
coIopuncture
concrete tubular pile
consulted
Craigenputtock
data access control language
data definition statement
dermatoconjunctivitis
Diavdricin
dictionarians
direct priming
displacency
exchange equilibrium
favonious
flux of magnetic induction
forslacked
freight account
genus erigerons
glutamatergic
grandparents
gyria
hand plane
hieraciifolium
input/output queue forward pointer
intercalatus nucleus
iron(iii) azide
Jongian
keroctasis
ketenide
Kigwa
land owner
lead hydrogen phosphite
like sardines
lock unt
module system
Nifedin
nile crocodiles
one-gene-one-function hypothesis
organic contaminants
overhead travel(l)ing crane
oxpecker
pad applicator
parameter tag
phase locking technique
Piatra Olt
praises
qualification of attachment procedure
quintupliveined
relative total charge
Remsed
rigid hook
river-sand
rootstock of a cane stool
Santa Elena Peninsula
Schutzstaffel
sedimentation diameter
separation of variables
shared operating system
shirbet
shuts-off
sodio-acetoacetic ester
sodium estrone sulfate
sodium hydroxide burn
station visual zone
stiberite (ulexite)
Swida walteri
tea spoonful
tellurians
thenar space
thyrocytes
topers
Toumtouma
Twifics
ucbs
undeposable
unjudgmentally
velocity-distance lag
venerant
wasl
wet lamination
Ybbs
ylium ion
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