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词型变化:名词复数形式 : genus mastodons

ARI SHAPIRO, HOST: Artifacts found in Southern California have puzzled scientists for years. Some now say they are proof that humans lived in the area 130,000 years ago, well before anyone thought. That would make them the oldest evidence of humans i

发表于:2018-12-17 / 阅读(83) / 评论(0) 分类 2017年NPR美国国家公共电台4月

Pre-Listening Vocabulary binomial nomenclature: a two-part system for naming species (e.g., Panthera tigris) genus: a subdivision of a family of organisms (e.g., Panthera is the genus for tigers, lions and leopards, and a subdivision of the Felidae f

发表于:2018-12-19 / 阅读(145) / 评论(0) 分类 Facts-事实

Some of this ice age dung was found beneath the skull in the Aucilla. The dung contained plant remains that tell us what the mastodon was browsing on 13,000 years ago or morea mixture of trees and grasses. This suggests that ice age Florida was drier

发表于:2018-12-27 / 阅读(93) / 评论(0) 分类 探索与发现2013年

China has more plants than anywhere else in the temperate regions of the world. In fact, it has almost twice as many kinds of plants as there are in the United States which is about the same size and about three times as many as there are in Europe.

发表于:2018-12-30 / 阅读(173) / 评论(0) 分类 国家地理2008年

It has long been thought that mammoths and mastodons rambled over North American subartic grounds between 75,000 and 10,000 years ago, and were made extinct by hungry new arrivals on the scene, human beings. But new evidence indicates mastodons proba

发表于:2019-01-20 / 阅读(83) / 评论(0) 分类 2015年Scientific American(二)月

While I was observing this phenomenal creature, two jets of steam and water sprang from its blowholes and rose to an altitude of forty meters, 当我观察这只奇怪动物的时候,两道水和汽从它的鼻孔吐出来,直喷到叫十米的高度

发表于:2019-01-28 / 阅读(131) / 评论(0) 分类 《海底两万里》中英双语有声读物

The light from our glass coils produced magical effects at times, lingering on the wrinkled roughness of some natural arch, 我们的蛇形玻璃管中的光学,照在这些天然的凹凸不平的拱形建筑物上面, or some overhang suspended

发表于:2019-02-17 / 阅读(165) / 评论(0) 分类 《海底两万里》中英双语有声读物

In the first group: organ-pipe coral, gorgonian coral arranged into fan shapes, soft sponges from Syria, isis coral from the Molucca Islands, sea-pen coral, wonderful coral of the genus Virgularia from the waters of Norway, various coral of the genus

发表于:2019-02-17 / 阅读(157) / 评论(0) 分类 《海底两万里》中英双语有声读物

A triggerfish, I said. 是一条箭鱼。我于是说了。 It's a Chinese triggerfish, Ned Land replied. 尼德兰回答:是一条中国箭鱼。 Genus Balistes, family Scleroderma, order Plectognatha, Conseil muttered. 康塞尔于是低声说:箭

发表于:2019-02-25 / 阅读(255) / 评论(0) 分类 《海底两万里》中英双语有声读物

There I saw again, but not yet pressed and dried like the Nautilus's specimens, some peacock's tails spread open like fans to stir up a cooling breeze, scarlet rosetangle, 我在这里又看到的,不是像在诺第留斯号船上风干的标本,而

发表于:2019-02-25 / 阅读(176) / 评论(0) 分类 《海底两万里》中英双语有声读物

At intervals it hands down decrees, declaring that Zauschneria californica (a common plant in rock gardens) 它不时下达命令,宣布从今以后加州倒挂金钟(一种普通的假山庭园植物) is to be known henceforth as Epilobium can

发表于:2019-02-26 / 阅读(171) / 评论(0) 分类 万物简史
学英语单词
A.H.F.
assembly-of-the-notables
asymptotic characteristic
Auckland I.
basification
blesmol
block stoping
caster effect of steering
cathode-ray tube indicator
cholest-7-enol
Christopher Lee
ciliary congestion
cladding tube surface temperature
coal bed texture
coarse-pitch gear
Comonfort
composite staff
concentric line
conjugating
coral vines
crosswater
cryoscope
cycle check
deturpations
differential pressure-relief valve
dope-dyed fibre
e tailing
eadr
effective theoretical plate number
elastic network(s)
Eliakim
farm drainage
farmer's blow
fhcima
flat leaf screw
foreign reserve
fume smoking
good geometry
haploheteroecious
heel-off
holo-enzyme
hypophosphate
interdispensation
knockout mice
Lardner
Lefevre
levotartaric acid
locked page
lower jaw
lubricating cream
M.R.C.P.
Maquiling, Mt.
marine hydrodynamic noise
massilieurodes multipori
maximum-likelihood receiver
mechanical efficiency test
micro-macro
millardets
mingle
Nervus ethmoidalis anterior
Niger River
nixy
nonsilicate
one dimensional communication system
padmaite
pannus tenuis
phosphorycholine
poor flow quality
pore over something
pre-incline
productivity theory of distribution
protoctistan
psychological depression
pubess
recitest
relative focal length
repatriation of fund and capital
Republic of Senegal
revenue cutters
reverse stopping
saflor yellow
semantic errors
sex characteristics
stanton's theory
statistics of science and technology
stdout
subch.
subcommittee on telecommunications security
tape handling
tell one's beads
tetrad scar
theory of matrix initiation
thrust a dagger
time interval indicator
transaction exposure
Tues.
unmelancholic
Vaglio Basilicata
varicose fibers
Vitis erythrophylla
wasjabo (washabo)
whizzer separation