n. 有益;有助
n. the property of providing useful assistance
词型变化:名词复数形式 : helpfulnesses
词性分布:
名词100%

helpfulness的用法和样例:

词汇搭配

  • helpful有帮助的
【近义词】
学英语单词
air entraining agent
annual rate of investment
arduum
arithmetical continuum
arresting barrier
arteria retina
bandstration
Barnsdall
bus transfer
cascade process
chafing resistance
chunky-knit
claracs
collection box
continuous sintering
cut-off load
DDMMYY
deformation fabric
devos
Dinton
disappearing e-mail
discontinuous approximation
egal
endoplastules
Eschenbach in der Oberpfalz
exmeridian altitude
firstphase
Freight at Risk of Carrier
fuselage frame
gelatin dry plate
genus crexes
gidday
grammatical forms
Graphical Device Interface
hauptman
hesitances
hoke up
hypophyllus
immovability
Indre River
interface register
iron ascorbate
jacconette
limonia (dicranomyia) inscita
logon
lymphedema praecox
maculature
marms
maroon base rubber
metallurgical automation
mobile telemetering
Monhegan I.
monopolial branch
mutual inversion
myeik archipelago (mergui is.)
National Quotation Bureau
neuro-science
nominal rotor capacity
nonthermonuclear
not go there
open-nicol
oryza schlechteri
oxapyrenyl
P(A-ADO2)
papillaria flexicaulis
paramesonephric duct
partial radar aim
penck
phase inverter
phthalylidene
pin-end column
polymethylene derivatives
powder burning
press association
ratio modulation
Rhodocapsa
river meandering
rotation period
secon
server processes
slag-formation period
socle beam
spot elevation
Suhum
syphilitic aortic regurgitation
tandem tap
text stream
theater air priority number
thevebioside
thickness dummy
two-dimensional circuit
tyere
vicentinoes
Vilnesfjord
vitalmicroscopy
voyd
water-soluble preservative
web surfing
wheel power
whoops and jingles
write it down
Zimmermann