preservation
silt
scavenger
vole
decompose
inaccessible
crevasse
Siberian
palaeontological
St.Petersburg
sabre-toothed
venture
bogged

新概念第一册课文Lesson 031

新概念第四册单词Lesson 25

auditory
inadequate
plea
abatement
discredit
allegation
caption
wreck
snag
anecdote
slander
persecute
squadron
psychiatric
diagnosis
orphanage

intense
aesthetic
realm
serenity
undeniable
indefinable
vulgar
radiance
intimation
unutterable
invest

albatross
sustenance
glider
harness
endow
ply
gale
partridge
like
propulsion
utter
slip
adverse
omen