浓差电池

Fish live in water, but do they drink it? The answer is yes, but how fish drink water depends on where they live. Water gets into a fish's body through osmosis, the process in which water diffuses from a higher to a lower concentration. For example,

发表于:2018-12-03 / 阅读(57) / 评论(0) 分类 初学者听力文摘精选

Texting while driving. Statistics say its the number one driver distraction. And it's also something Karol Smith fears everyday. It's kinda scary. As the mother of a teenage driver, it's not her son she's most worried about texting. It's the other dr

发表于:2018-12-11 / 阅读(45) / 评论(0) 分类 访谈录2009

Head to the mountains, and if the steep trails don't slow you down, the thin air will. There's less oxygen up thereso strenuous activity can leave you dizzy, out of breathor worse. But even though you're beat, biochemical processes are already busy a

发表于:2018-12-24 / 阅读(29) / 评论(0) 分类 2017年Scientific American(二)月

Fish do drink water, but how they consume it depends on where they live. Water gets into a fishs body through osmosis, the process in which water diffuses from a higher to a lower concentration. 鱼儿确实喝水,但它们怎样喝水却取决于其

发表于:2018-12-28 / 阅读(28) / 评论(0) 分类 初学者听力文摘精选

Fish live in water, but do they drink it? The answer is yes, but how fish drink water depends on where they live. Water gets into a fish's body through osmosis, the process in which water diffuses from a higher to a lower concentration. For example,

发表于:2019-01-26 / 阅读(48) / 评论(0) 分类 英语听力文摘 English Digest

台湾籍旅美老师今天交给我们的句子是: Blood is the tissue that not only carries cells that transport oxygen, for example, the red blood cells, or fights infectious diseases, but it also carries messenger molecules, hormone-like facto

发表于:2019-03-05 / 阅读(84) / 评论(0) 分类 留美老师带你每日说英文
学英语单词
a child of nature
acantharian
account to be debited
accreting swap
action orientation
agglutinins
amortized computation complexity
AND-connection
antibourgeois
Auger peak energy
auxiliary gain control
base period
basic clinker
bino
Binz's test
blindled
boom stop
booter ies
boringest
Break.
briered
bubbles
call-and-response
cellodammer
centimeter-excess object
change password
Chimus
codegroups
compatibillity interface
continuous viaduct
coraco-hyoid muscle
corn cockle
crisp pastry
cultural relics
darfuri
data item group
delusionally
derailments
dialed digit
dieguenoes
disturbed oscillation
edumicina
enterobiases
EUMED
exalgine
extreme-sports
Flettner rudder
flick
flight time
gauchoes
general purpose statement
geometrical aberration
gravel concrete
grounding switch
guddling
guillemot
halogen counter
hydraulic casing extractor
intractable angina pectoris
IPWMI
karnel
low address setup time
make a port
Manj
misplant
mucoglibulin
Muhammad Khān
munari
nonexercising
notch break test for butt welded joint
overlapped instruction execution
participation financing
phasor difference
picture output
position strength formula
price-markings
protein deficiency
protestators
proven reactor
quarantunable disease
Ravenea
read a book
reculturing
resyne
running policy
scholte
Security of Maritime Claim
shuichanglium formation
Similk Beach
skarda
slipped into
smooth-shaven
spiced cheese
stateman
subsubmicron
teleinterventions
tharyarwady (tharrawaddy)
the Loch Ness Monster
uncancelled residual
unclose
unfresh
vasicentric tracheid