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

学英语单词
2-naphthylamine hydrochloride
absolute standard entropy
adenographic
ADHS (automatic digital handling system)
anguidin
automatic loss of synchronism con- trol equipment
B position
Baghdad by the Bay
bagno
bearing saddle
bench type spot-welder
blending in
brachysm
bronchitically
caprimulgiforms
centring bolts
common-market
crowdiest
deparaffinated
deuteron-neutron reaction
direct current regulator
discount window
disk image
double English knotted netting
Durdur
enoate
ensoak
factor proportion
Faymann
Federal-prison
final clearing statement
flat plate keel
folk game
frequency shift telegraphy
furia
fyttes
general principles
generalizations on cost-volume-profit analysis
geomagnetic activity index
gitaligin
glut
hadjeen
half-value
health care delivery
heat tone
high pressure steam oxidation
idiogamist
immunodeficency syndrome
inchants
internet shopping network
intracellular enzyme
inward transit
isotopy classes
Khellinin
lancet window
Linum amurense
maledicta balloon
mannosocellulose
material ingredient of a product
meal oily
mercaptoethylation
modular operator
movement stability
muck rolls
nails loose
nickelic
nip roller
nitrobutandiol
Nkombola
Open Port to Vessels of Foreign Nationalities
Opisthandria
orages
organdy finish
ottomar
overloudly
parametric image converter
pead
property value
Raispur
routinier
s.capitis
sand edge
significant differences
slacken
smitha
smoke protection
splayed support
straightening die
sucking urge
tamatave (toamasina )
temperal coherence
Thronies
top box closing machine
Torfastadhir
transition tint
union list
unit of oxytocin
virtual genus
Westruther
wixeys
wouldn't have a bar of
X-ray diffraction method