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
2-out-of-3 selection circuit
abnormal immunoreaction
Air Force special operations element
angiotensin converting enzymes
anterolateral column
anti-transmit receive
armoured thermocouple
ASNT
be a bad fit
brilliant alizarin violet
buftons
by or on behalf of owner
campan-
centering glass
cham-e hanna
Chavez, Carlos
consumeless
convoluted tubule of testis
cooked food
core subject
cross-bill
denaturalizes
design value
differential mode radio noise
drum-oriented system
eaves detail
electro-conductibility
elixir of sodium sulfocyanate
ESTP
Fagus sylvatica
farwendine
fitting straight-line
foolscapped
fuzzy reasoning
goniopora minor
gross negligence
holmium bromide
Homosclerophora
horizontal arrangement
house-coat
intraphyletic
Isometrum sichuanicum
Jackson candle turbidimeter
kick-up pipe
Lagarosolen hispidus
longitudinal wall hanger bearing
macgillivrayi
malconformations
mastopathic
mediasilicic rock
Minnesota R.
myoplegia
nothing to
Old Virginia
oregon-california
outfaced
paddle one's paper
pemphigid
Peremyshl'skiy Rayon
phycodnavirus
piata
pipet support
pixel density
position pickoff
preoral lobe
price-fixing agreement
prochronistic
prostheca
Pyatigorsk
quodlibet
radio guided bomb
recoil stopper
region of acceptance
reproduction-related factor
retrofited
roughness of engine
routine change
routing select
saccharomycopsis
Sahel
sarugaku (japan)
scrupless
self-betrayal
shrink on fit
Simenonian
ski-patrol
sluttish
spherical center bearing
tailcups
Thielavia basicola
three leg race
tic tac
top center plate
trans-fructosidase
transfructosylase
undisparaged
venus exploration
Virac Pt.
visualisers
wheel shimmy