a. 节俭的( thrifty的最高级 ); 节约的; 茁壮的; 茂盛的
a. careful and diligent in the use of resources
s. mindful of the future in spending money

学英语单词
a bug
AAAR
ab urbe condita
abstraction programming
acceptor circuit
acid snow
amethysteous
atrous
basic angle
Br and .
break bulk cargo carrier
bridge model wind tunnel test
Charles Darwin
cheesecutter
claimers
Corpus vesicae
economic stimuli
electric airheater
environmental control technology activities
estrepements
extrinsic contaminants
filter spectro-photometer
Fortin, L.
Freudian criticism
front loading forklift
Ganglion sublinguale
Gram staining
h(a)ematogen
hapaxes
harmanine
have got to do something
head-rests
hydrothermal geochemistry
Idria columnaris
inax
indefinite quadratic form
infra-red spectrophotometry
intact stability code
intermate
keyforce
line reversal
loading of air pollutant
local round-off error
loss of gold
machu
magneto grease
Mascaron
Micractiniaceae
mizzen brace
Morton's current
mutual authorization
Novikov self-consistency principle
off-line cipher
otter trawler
ovarian bursa
parent-investor
pausingly
ph.d.s
phenotypic correlation
pivoted duct
POJ
protzia formorsa
quadruple recorder
redemises
repryuable
roll-type magnetic separator
salinimeter
salt corry
salting-out agent
sealing agent
Seasoned new issue
semiprime
shinrimei
Shirokaya
shooting spree
sideroblastic anaemias
single-string galvanometer
slippery fur
sloganizer
snorers
sound on
specification of work
stream-borne material
swallet hole
synorogeny
take up stand
Tchériba
technocrat
tension test specimen
Tentación
test flying instructor
thermo-conductivity cell
thrombomodulin
thunnus albacaress
too little, too late
variable rate stock
vidcasting
whuz up
winding engine
wollard
workspaces
yalman