图片 by Jason Marshall Its not often someone suggests that knowing some math could make you the life of the party, but thats exactly what Im going to do. Yes, a properly timed delivery of a few fun facts about the famed Fibonacci sequence just migh

发表于:2018-12-07 / 阅读(82) / 评论(0) 分类 数学英语

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? The human genome was sequenced, and in the process of moving that forward the technology that was developed was incredible. And because of their efforts in human genome,

发表于:2018-12-24 / 阅读(80) / 评论(0) 分类 Scientific American(十)月

Describing Order and Sequence Patrick: Okay, your first task is to put all of these files in order. Maya: Wow, there must be hundreds of files in this storeroom. How am I supposed to organize them? Patrick: Create a basic filing system. Put things in

发表于:2018-12-27 / 阅读(73) / 评论(0) 分类 2014年ESL之商务英语

A couple of years ago when I was attending the TED Conference in Long Beach, 几年前我参加在长滩TED会议的时候, I met Harriet. 我遇到了哈里特。 We'd actually met online before not the way you're thinking. 实际上我们以前在网

发表于:2019-01-03 / 阅读(45) / 评论(0) 分类 TED演讲科学篇

分集介绍:指数,log,对数微分;双曲函数 Exponential.and.log.Logarithmic.differentiation;.hyperbolic.functions

发表于:2019-01-05 / 阅读(335) / 评论(0) 分类 麻省理工学院公开课:单变量微积分

This is Scientific American's 60-Second Science. I'm Steve Mirsky, got a minute? Neandertals were our closest relatives. And now we know a lot more about them. Because researchers have for the first time sequenced a complete Neandertal genomethat of

发表于:2019-01-08 / 阅读(74) / 评论(0) 分类 Scientific American(八)月
学英语单词
Ailano
air reservoir air receiver
ambient vein
angularobservation
askaris
atomic symbols
audio-frequency noise
beam valve
Beinn Bhreac
berylliosis of lung
bioregulator
bring to the gangway
cell-freer
coati-mondis
contemporary surgery
correct a defect
Cristino Castro
Crocus sativus L
cross debt
crushing load
cryptographically
destaging
dihydroximic acid
disinfectant detergent powder
dissmilation
door to door transport
Edge Act Corporation
electrical steels
encaptivated
ethnonational
extend ... business
extended time division multiple access
full-drills
Gedritite
get the huckleberry
glaucophane schist facies
grand-daughter
heter
heuristic solution
higgled
hydraulic classification
hypolymphemia
idlh (immediately dangerous to life and health)
imaginary quaternion
in-colleges
inertial time constant
influenza meningitis
input/output chart
instrument compartment
international polar motion service (ipms)
justifying perforator
kinetosomes
labial kidneys
Lau Basin
laurie
law and regulation of sea
Little Tramp
long segment
Lord Great Chamberlain
maintenance control signal
Mbanga
mercury gauge
minio
more than a match for
multi-head drilling machine
name length
No Giap
nonthienopyridine
open-end trust
Ouest, Dép.de l'
parasitic effect
paring knife
Pens.
perfect association
permanent vegetable
PLC1gene
pliciferous
quintuples
resin mortar core
reverified
sacrifie
scrooping agent
seraphines
shop-front
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spermy
splash system
spontaneous pulsation
staving off
steam engine indicator
stellar space
supine position headrest
tabular dimensioning
tailors'ankle
transaction-oriented application
Trichomonas intestinalis
tung oil?
tv receiving system
typhoidal state
underground wall method
Usihyte
view-halloo