英语听力：探索发现

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英语听力：探索发现科学新发现：我们的大气层-24

This is a genuine iron meteorite, this is believed to have once been part of the core of a long dead planet or asteroid, and this was found right here in this strewn field, this remarkable little shapes, indentations on the surface are called thumbpr

发表于:2018-12-03 / 阅读(190) / 评论(0)

探索与发现2014年

英语听力：探索发现 2012-12-30 冰河新新州 Ice Age Oasis—8

But how did one man and a spear produce the huge force behind this blow? The answer lies with small bits of ivory like this. They were once part of an atlatl, or spear thrower. An atlatl acts as a sort of catapult, magnifying the strength of a hunter

发表于:2018-12-03 / 阅读(181) / 评论(0)

探索与发现2012年

英语听力：探索发现 2012-12-26 冰河新新州 Ice Age Oasis—6

These holes are the unmistakable hallmark of a violent death. Their shape suggest they were made by the teeth of a big cat, but which one? Today theres only one large cat in the region, the Florida panther. Though similar to the cougar at the western

发表于:2018-12-03 / 阅读(183) / 评论(0)

探索与发现2012年

英语听力：探索发现 2012-12-28 冰河新新州 Ice Age Oasis—7

But most significant of all, the jaguar has a tell-tale trademark. Instead of going for the neck or snout like most cats do, it kills with a crushing bite through the skull into the brain. This makes the jaguar prime suspect in this case. Even the gl

发表于:2018-12-03 / 阅读(167) / 评论(0)

探索与发现2012年

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学英语单词

amastigogenesis

astigmatic accommodation

be beside yourself

carangoides plagiotaenia

ceiling of test

cicatricial stenosis of larynx

circular gear shaving cutter

crossover suppressor

Day of the Jackal, The

debenture (bond)

dictyostelium clavatum

Donath phenomenon

enantiomorphous crystal

end feed cross flow zone refiner

environ by/with

evaporative power

extreme-value distribution

fishing condiutions

fluorescent luminaire

get inshore of another

glycine methyl ester

initiating task

inwardly illuminated license plate

matched power gain

money measurement postulate

open-heart surgeries

out-to-out distance

paper stencil printing

peer goal-setting

peri-natal mortality rate

plough one's way

polytypic species

primeval arthropod

reduce, reuse, recycle

room-temperature IQ

Schubert, Franz

science-fiction

scutellinia ascoboloides

siliceous chimney

spermoocyte membrane fusion

strain sensations

trachinocephalus myops

tractor chassis

triple valve cap

two-star brandy

vehicle rational service life

virtuous administrator

vocabulary-dependent recognizer

vox populi vox Dei.

waterborne preservatives