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
a smoking bimbo
absolute cover
acoustic impedance matching of middle ear
advanced fiber reinforced composite
aerodrome reference point
alumina procelain
Anauksu
angiopteris palmiformis
auto-mechanics
balanced diode mixer
bandrol, bandrole
beta-endorphin
biotite olivinehornblendite
birthdayless
bistrique
block outfitting
boring test
bottom level
boundary scattering
Bretschneidera
BTX
Buerger disease
bus-loads
cafe creme
cast-iron hypoeutectic
code block
common basils
companc
comparative efficiency
conjugatings
Crura ossea ampullaria
cryptosexist
cycloaddition reaction
dried bean curd
dynasts
eimerl
elasticity of lung
epidemic disease
evenhood
fillet mignon
finite elasticity theory
fix form
flashless moulding
fuzzy searches
gene-rich
gyroklystron amplifier
Hemmingstedt
hot-air funnel
huqqah
Hyalellidae
impact allowance
jack-ups
kiss gate
laevigates
Ligusticum acuminatum
lithocholic
loan on real credit
loop route
lowtons
mathematical extrapolation
Mephytalette
Mersa
metaphire feijani
microlymphocytotoxicity
misimprision
monzodiorite
name of manufacture
natally
non-alternant hydrocarbon
non-coincident trip
nonhygienic
odometrically
oien
originating exchange
overenergetic
panel molding
platina age
please say it again
poings
pot-bellied
PTAB
rackjack
reactionists
Resin-tapper
sealing adhesion
sequence starting
short wave diathermy apparatus
slow relay
sphincter of pylori
spreading wave
Springsure
stretched-pulse fiber laser
stubben
the grassroots
troublings
Tsǔrvaritsa
turning gear test
veterans military status
voucher journal
wadi-type depression
Walliserodus
wou'dn't