音标:[ˈpɪglɪts] ;
n. 小猪( piglet的复数形式 )
n. a young pig

Human parents usually have one or sometimes two offspring at a time, and when babies get delivered we pour all our energy into child rearing. But other animals raise lots of babies at once. And the weaker individuals can be at a big disadvantage. If

发表于:2018-12-02 / 阅读(266) / 评论(0) 分类 2016年Scientific American(十二)月

Lesson 9 [00:03.77]第九课 [00:07.55]Just speak [00:08.48]说 [00:09.40]Lisa:Mum,here is a pet shop.Shall we look at the pets in it? Mum:Certainly. [00:13.14]Lisa:妈妈,这里有间宠物店.我们可以进去看看 宠物吗? 妈妈:当然可以了

发表于:2019-01-09 / 阅读(399) / 评论(0) 分类 人教版小学英语五年级

Human parents usually have one or sometimes two offspring at a time, and when babies get delivered we pour all our energy into childrearing. But other animals raise lots of babies at once. And the weaker individuals can be at a big disadvantage. If t

发表于:2019-02-14 / 阅读(211) / 评论(0) 分类 2018年科学美国人1月
学英语单词
aapfco
adequate verification
Androsace bisulca
animated graphic
asaduya yunta (japan)
athyrium distentifoliums
audience flow theory
bird impact
brizide
call identifier
capital asserts
center of gravity of section
copper chloride-oxygen sweetening
counter-strategy
creep by
crushing reference index
Debby Downer
description-is
deshed line
Dilke
dimethoxysuccinic aicd
ecotoxic
electronic navigation system
epinephelus malabaricus
epoxidation
factory-data collection
fall short of expectations
family Pandanaceae
figure of fun
fishing by diver
four-seaters
Gotchélé
gotten lost
grain price
ground looped
h-type scraper
heart lung machine
Hibernophobic
high-speed loading
image ray migration
impulsive source
innovation vector
iron-storage diseases
last - ditch effort
leeward squall
lightsaber
limp-bound
load-slip curve
logic trainer
marine soap
melosa
metallic cohesion
middles-middles
misproud
multivariable distribution
nix out
oftest
Ornithogalum
pairing number
parameter control cost
pen-gun
pfropfhebephrenia
photoevaporated
Planegg(Planeck)
plant fiber filtering medium
power system operator
principal alias lobe
proposition
pterolophia (pterolophia) variantennalis
quarrone
rami posterior inferior
remote control gear
restrained expansion
reverse leach
ring lardners
Rocas, Atol das
sadhanas
Samalayuca
schoedinger
sensorimotor areas
shape set
shut-down wind speed
Sierpinski cubes
slab chipper
sodium sulfuret
sonepurs
spend one's breath
sun-path diagram
terraced fields
towgher
trade wind
transient trip
tri-annuals
turfage
unstudded short-link chain
urticifolia
uterus bicornis
vanalite
velocity-height ratio
vomer bones
yearly income
zero decrement