音标:[.efi'keiʃәs] ;
a. 有效的, 灵验的
a. marked by qualities giving the power to produce an intended effect

考试类型:[GRE]
词性分布:
形容词100%

efficacious的用法和样例:

例句

用作形容词(adj.)
  1. Vaccination for smallpox is efficacious.种牛痘防天花是有效的。
  2. This medicine is efficacious against heart disease.这个药封心脏病有效。
  3. The medicine is efficacious in stopping a cough.这种药在止咳方面很灵验。

经典引文

  • At present there is no convincing evidence that psychoanalytic treatment as such is efficacious.

    出自:P. Medawar
【近义词】
【反义词】
学英语单词
abbreviation of
Acceptance LC
ACTM
aminomalonylurea
archdukedoms
back-side
bashfulnesses
beryllium detector
breland
caliphdom
cargo hold fan
caribbean free trade association
Casas Grandes
CI-581
cock skin
combination nova
combustion engines
cost price structure
craniologically
cut-flight screw
damage detection threshold
devocation
DFB (distributed feedback)
earthquake observing station
element of the integral
embulk
enerthenema papillatum
exsuctions
FBSS
flash distillation column
free-sheets
frontwiring
Gadoni
glitten
granatoline
half(-value) thickness
Hekla
hempen neckties
horsetrack
impardigitate
incestualized
instrumentation technology
interrogator set
jeanette twill
Jody cadence
Judgement Day
Kolmogorov randomness
kookology
launching pod
leading schedule
liquid state
lower mode vibration
magnet, rubber
malhotra-kumar-maheshwari blocking flow
measurable cardinal
Melanchthon
Merlimau, Pulau
metal ceiling
network transformator
not-infrequent
nuclei originis salivatorius pontis
occupying
Paterson-Brown-Kelly syndrome
patrikins
pdgfr-alpha
Penicillium lilacinum
peronospora schachfii fuckel
platel
polar set
process template
reverse boustrophedon
river port
saccharamide
sarraut
Seward's Folly
shim rod actuator
shoestring trading
small-and
ST_animal-and-plant-biology_veterinary-medicine
state graph search
statement of dishono(u)r
stationary gripper coil
steam piston
stoppage capaciter
straw polls
striped drums
subtransparent
testosterone-estradiol binding globulin
tetrahedral symmetry
text input
the supreme court statistics
Treeton
tridecylic acid
Tully monsters
tungsten oxydifluoride
tweel
tyre ring
vena coronaria sinistra
viscometrically
word spacing
xynomavro
zero correlation