音标:[ʌn'ju:sfulnis] ;
不实用或无价值的性质或状态
n the quality of having no practical use
词型变化:名词复数形式 : unusefulnesses
【近义词】

It was known by all that he was a good scholar, and by all that he was respected. 所有人都知道他是一名好学生,都敬佩他。 His father and mother, brothers and sisters, came on the commencement day to hear him speak. 他父母和兄弟姐

发表于:2019-01-17 / 阅读(111) / 评论(0) 分类 美国语文第四册

At the opposite extreme 在对待老人的另一个极端 in treatment of the elderly, the happy extreme, 这个快乐的极端, are the New Guinea farming societies 是在新几内亚的农耕社会 where I've been doing my fieldwork for the past

发表于:2019-02-14 / 阅读(130) / 评论(0) 分类 TED演讲科学篇
学英语单词
-ability
681
acidus
al-sudani
aliterate people
aluminium shot
amplitute modulation
arcing-time
astrorocket
autoloading head arm
baking hot
bantam stem
bear an analogy with
brachysporium arecae
cammander
chromatoid body
cise
cleistogamies
coeloblast
creepered
D-homosteroid
debugging aid program
diagram, block
dial pulse incoming register
dimethylpolysiloxane
double error correction
dual-medium filter
earth-ridge
embryonal system
endeavorment
endogamous
exhausted ion exchange resin
free format menu
Gebal
global alliance
grass sod
gyro case
happy slappings
Hemichalcite
highway robbery
histioneis pulchra
homais
hypohemia
ilastical
Ingrians
inquiry-based
isotope signature
isotropisation
jannasch
Krasnik
lamprophonic
layk
manganese(iii) oxide
manure scraper
microinstabilities
microplus Boophilus
microwave trasmitter
narrowleaf penstemon
nonradiable
nonsplinterable
optimization of traffic line and network
organic acid fermentation
partial oxidizing roasting
passenger stock
patnode
phytoclimatic
play the labouring oar
post-structuralism
principal shock
production line of canvas shoes
reentrant superconductivity
reflux circulating
revenue code
rough focusing
saernaite
SAMDC
sarracenin
saxicolous plant
scanner location
sea rate of chronometer
seedling blight
seevers
Short Interest Ratio
speckle width
Spemann, Hans
steel plates for bridges
stellata retinitis
stranded rope
tempati
teplizumab
Teso
Tevcodyne
the appeal
three dimensional probe
titrated
total inspection curve
twist loop formation
two-egg twins
txting
Utelle
vat pigment
Vermilion L.