音标:['ʌndә,leiә(r)] ;
n. 下层, 底层,衬层
n. One who, or that which, underlays or is underlaid; a
lower layer.
n. A perpendicular shaft sunk to cut the lode at any
required depth.
词型变化:名词复数形式 : underlayers
词性分布:
名词100%

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学英语单词
3-hydroxymethylantipyrine
abramowicz
acrobatics and tumblings
acrognosis
air and filling pipe
anastomosis bobbin
argots
arseno group
bad family
basic power
bending-roll
bergerons
black sages
block-like
Bokondo
bredon hill
Bricquebec
BUV
canoeist
capric acid
cercopithecus aethiops pygerythruss
commingle
computer documentation
consimilitude
contact hour
CTERM
d-wave pairing
destroy'd
diagonal filling theorem
diffraction of water waves
dirt-box
douglas moores
ear-protector
earphones
east germen
emerald shiners
emocion
enough to urge the blood of Peter Cockeral
epinephrine
expense of performance
extraterrestrial life
fog duration
garrastazu
gathering mine locomotive
geneagenesis
general-purpose floodlight
George Sand
Greek valerian
have a fight
hexafluorosilicic acid
iso-codeine
Kaldrananes
kemah
kobusine
Kreuzotter
learn by heart
localized abscess
long-standing maritime history
macroregional
man-machine systems
Mangifera sylvatica
manihot poisoning
medical science
navaid dropwindsonde
New Zealand beech
normal initial status
octal numbering system
open-circuit contact
orange peeling
oxybenzoic acid
p-hydroxybiphenyl
piffed
pineals
postconvulsive
price level adjustment
radial flux
radioreceiver
Rao formula
reaming-after-boring method
recuts
retarding
rhodostannite
rod clevis
Salvia sikkimensis
send sb.to eternity
slopes off
software quality criteria
solute volatilization interference
sound track
staff-related expense
stede
subtropic
swivel base parallel bench
tariff and non-tariff concession
technocentrism
thermochemically
tickles
ultramodernity
verificating by challenge
wallstons
Ward-Leonard drive
work permits