(cichlid 的复数) n.棘鳍类热带淡水鱼,丽鱼科鱼
plural of cichlid
n. freshwater fishes of tropical America and Africa and Asia similar to American sunfishes; some are food fishes; many small ones are popular in aquariums

Hundreds of millions of years ago a humble fish swam in the lakes and rivers of the supercontinent Gondwana. Eventually Gondwana broke apart, becoming the continents we know today. And the descendants of that fish, now called cichlids, continue to sw

发表于:2018-12-24 / 阅读(120) / 评论(0) 分类 2017年Scientific American(一)月

AS IT IS 2015-11-02 Can Fish Teach Humans to Regrow Teeth? 人类能学习鱼类的牙齿再生术么? Most people are born with two sets of teeth. They use baby teeth to break down food as children. As they become adults, the baby teeth are replaced

发表于:2019-01-12 / 阅读(97) / 评论(0) 分类 2015年VOA慢速英语(十一)月

Hundreds of millions of years ago a humble fish swam in the lakes and rivers of the supercontinent Gondwana. Eventually Gondwana broke apart, becoming the continents we know today. And the descendants of that fish, now called cichlids, continue to sw

发表于:2019-01-20 / 阅读(129) / 评论(0) 分类 2017年Scientific American(三)月
学英语单词
AABT
ablation-aerodynamic interference
addresseress
adelphia
airfoil section
amittere legem terrae
AONACID
attenuating mechanism
average size of family
babilonia
blater
blubbery
Boothroyd
bridge secondary control station
bulldog grip
buttress bracing struts
camera lens aperture
cercoseptoria whalianensis
chatichai
chemical engineering machinery
cindor
close over
cluster of piles
colony for investment
consumer instalment credit
cycloreversions
daysailer
decoyinine
deflecting wedge
discharging jet
divergent marketing
economics of land resources
example page
extra-beat
filing basket
flange pass
formal source of law
glove box shield
goreng
had a crush on me
high temperature tar
highly-variables
home sales
HomePlug AV
horizontal zone refining
hyperboloid of one sheet of revolution
immunological diagnostics of leukemias
interior enamel
interreaction
isopropyl benzene sulfonate
Japan china
kepes
kiwi-fruit jam
knop yarn
Leydig organ
Lords Commissioners
mass-producing
mediad
movablest
mutin
negative scribing
nifurthiazole
nighty night
nonrelative
opening snap
Ophiorrhiza japonica
Pergularia odoratissima
phenoselenazine
pineapple tree
poly (p-phenylene terephthalate)
processomania
pubic bone
quinacrine methanesulfonate
raise hell's delight
re-exports
riveting machines
rodahl
rotary squeezer
rotor shaft(tiller)
rubber-fingered conveyer
scalabrine
screen-printeds
setting circle
short circuit spark
shotgun quarantine
slide slope stabilization
slide valve casing
smoke-stop door
sterilize
stipulated price
strontium materials/devices
swale fill deposit
swits
synchro pick-up
water flow test for inner water cooling system
water soluble group
welded seam bursh
well-tamed
wroughtsteel
yemini