浮游性有孔虫

pH - a measure of how acid or alkali a solution is. As the pH gets lower, the solution is more acid. At a pH of 7 the solution is neither acid nor alkali. pH is the inverse of the logarithm of the con

发表于:2019-01-03 / 阅读(139) / 评论(0) 分类 医务英语

Planktonic - a form of life style in which an organisms floats freely in a fluid without significant attachment or association with other living forms. Plaque is a film of bacteria in a matrix of sali

发表于:2019-01-03 / 阅读(171) / 评论(0) 分类 医务英语

Science and technology 科学技术 Marine biology 海洋生物学 Scents and sensibility 气味与识别 Turtles love a smell that humans loathe. For them, it means dinner 海龟喜欢一种人类讨厌的味道,对它们来说,这表示大餐 J

发表于:2019-02-18 / 阅读(106) / 评论(0) 分类 经济学人科技系列

One of the oddities of our solar system is that the Sun burns about 25 percent more brightly now than when the solar system was young. 现在太阳燃烧的旺度,要比太阳系形成之初强了大约25%,这是我们太阳系的怪事之一。

发表于:2019-02-25 / 阅读(100) / 评论(0) 分类 万物简史
学英语单词
a cold span
ad valorem rate of duty
advanced bore hole
al aqabah (aqaba)
allylsilanes
aminocaine
anterior inframaxillary ganglia
apparats
approaching announcing in cab
Argonne Forest
assembly-language
atomic-beam frequency standard
bank urgent
bevel faced holding hammer
Blue Banana
Bom Retiro do Sul
burnous(e)
Caen stone
causal investigation
change sides
Chlotar I
chronic diffuse glomerulonephritis
co-option
compound overlap
concar
corrugated side
credulities
desa
DF (decimal fraction)
doted tree
effective atomic mumber
effective charge of defect
El Páramo
electric systole
electro-acoustic measurement
electronic hysteresis
ex-officio magistrate
exchange price quotation
existential proposition
finger-pointing
God
gonella
green peas in butter
gun battle order transmitter
gyrohedral class
high bound
huard timber
hunting-crop
hydro-boom jumbo
imbrication line
Inky Blue
inland waterways bill of lading
intraepidermal carcinoma
isolated singular point
ker-ching
landscape class
lighthizer
lives-in
Malpartida de Plasencia
mannosylphosphoryltransferases
Marco Poio
median chart
meter error
module of differentials
molybdenum diboride
multivibrator circuit
Mwameri
narrative technique
non-finance
noncancers
northern red oaks
Off-the-Run Issue
on collection basis
one nation
outdoor handle
pathspec
phantastron circuit
pilot bobbin
Pratt's sign
Pterostylis
rectangular mirror
regional level
satellite virus
schaller
semen plantaginis minor
set the facts straight
setpoint adjustment
single-seed drill
skateathon
sklansky
surrender at discretion
synthesisers
thalassoma hardwicki
total bacteria count
Twin Oaks
type-test
unconcrete
unsized fabric
unstaggering
vari-slide
working data file
yamashina