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 second bite at the cherry
access permit
actuating solenoid
Adams, Abigail (Smith)
analogue scaling
anti-foamant
augenthalers
B-Plex
besage
binary-coded format
brought on
Bunsuru
cap gauge
carrier-free tracer
centrelessness
chaiwalla
chemical medicine
chronic facies
collateral bond
constituent act
constructivists
correlation of random noise
damadian
deep-sea core
dinnebito wash
diploclisia glaucescens (bi.) diels
division into regeneration areas
dowager's humps
drainage works
drive someone round the bend
Dymid
educational futurology
elevating drum
exhaust thrust
extemporized
fire control computer
general relativity principle
go out like a light
grain fabric
grueby
heavily-laden
Hypnot
inhive
inspection level
Jaboulay
KALOKAGALIA
keyword out of context index
lamp synchroscope
Lee Steere Ra.
letter of request
Loudon County
luard
Martineau,James
mazen
meal break
meat trays
metrologists
monoscenism
Mylitta lapidescens Hor.
Naivasha, L.
oecomone
oryzamycin
over.the
oxbow front
Pac Ten
pallesie
parity of representation
pattern approval mark
peck and perch
Peissenberg
pelin
pessulus
pneumatic drill cradle
polysemants
posterior lobe of hypophysis
pouched egg
proeutectoid phase
rectified three-phase circuit
rockabillies
rubber hydrocarbon
sanshin
sea beef
self-evaporation
serial launch vehicle
shear fracuture
shrief
Stewart-Holmes sign
storage areas
stoups
streptopelia tranquebarica huminis
subitized
tax up on widows and orphans
toxies
transverse rupture
trapezoidal notch
turbosupercharger matching test
unweetingly
viols
voluper
well explained
Woodhurst
Yaylak