音标:[ik'stempәrәl] ;
a. 无准备的, 脱口说的
a. Extemporaneous; unpremeditated.

学英语单词
ambient air quality
apoplastic
Australian stilt
batty men
beam-shaper
benzoestrofol
birthday
blastogranitic
block fields
branch height
brassliker
caciks
camie
ceramic color glaze
column-binary code
comparability theorem for cardinal numbers
continuous converting method
cuts-only editing system
debakey
deficit spendings
demixed
dextral slip
direct quotations
ebenite
ehrig
electromagnetic hazard
enchace
eyeliner lotion
file list area
Fisher information function
for time immemorial
force component
freeball
governor lever ratio
graduated tail
guanidine picrate
hamon device
heteroptics
hologram memory system
Honolulu County
hurricane surge
in-web shearer
injection-quantity
install in
interdigital
Khūrāb
knowledge directed database
logarithmic a/d converter
lumiflavin fluorescence method
Lysimachia heterobotrys
main entry words
malaxing
malformation by perversion
massive exposure
meinrad
messaorias
metallized-paper capacitor
Miller sweeping circuit
multi-currency trading
multipurpose automatic data analysis machinc
N.A.A.F.I
NAT2
neoplastic cell
new-invented
nicin'
nonorchestral
novice-expert shift
number of starts of thread
Offida
Okoneshnikovskzy Rayon
order and shipping time
orhon
Phenethylazoeine
Pietarsaari
pinguigemmula thielei
pluck by the beard
pulmonary reticuloendotheliosis
pump transition
regular pattern
research institute of nutrition
rhizoma smilacis glabrae
rubber lined canvas hose
rut roh
scientific disciplines
semi-circle
sparingness
spiculate
split lever end
spondaic
subefficient
sugar maple
superficial cervical fascia
tandem tractor
treat someone like a dog
uhlands
unalter
veatricular flutter
velum interposition
viscosity kinematic
visual signs
walour
well-defended