音标:[ˈdʌfəz] ;
n. 笨蛋, 不明道理的人( duffer的复数形式 )
n. an incompetent or clumsy person

学英语单词
accumulated earnings
address relocation memory
amrogentin
angioguard
apparent right ascension
aqua condensate pump
aristocles
available earned surplus
best-run
bird-
black-marble
Brachet's mesolateral fold
brice Burun
burner tube
business round table
cheviot shirting
child birth
cobbles
coconut sound
color-coded graph
DDR DRAM
developing-countries
digastric groove
dirty-clothes
dissociativeexcitation
eccentric circular box
eighty-four
electrostatic feedback
far-field distribution
fenpyroximate
five-tenths
free-running operation
fubbery
ganging
gas light oil
gerardia virginicas
gokumite
groped for
halticorcus miwai
haora (howrah)
have difficulty with sth
hyperproduces
ice bomb
instantaneous center of rotation
killah
kingdom come
Kuiper, Gerard Peter
Kuusankoski
lassoes
laws of effect
lesser vestibular gland
limiter shunt
linkage voltage test
loially
medicinal drugs
Montanan
n-butyl n-butyrate
nippv
notice-board
over-concentrations
oxo-bridging
panel barrier
papier
Parthenocissus himalayana
phenidone
power frequency reference voltage of arrester
proportional type control
rescuing
robotical
Sagittaria wuyiensis
sangma
saxonian series
shady migmatite
Shin, Loch
simulands
sportfull
strongback piece
submedia
subordinate unified command
superconductor electric propulsion
surface, work
system impedance ratio
systemising
T-type antenna
tagged compoud
time urgency
traveling-wave system
trip stud
Tsuga caroliniana
ttlb
unfix
unostensible
useful steam onsumption
uveal infusion
vendor evaluation
vent-
video deck
water permeabillity test
whiteschists
woodcreeper
zip around
zoom off