音标:[pri'zә:vәtiv] ; 柯林斯词典等级:1 级;
a. 有助于保存的, 有保存力的
n. 预防药, 防腐剂
n. a chemical compound that is added to protect against decay or decomposition
s. tending or having the power to preserve
词型变化:名词复数形式 : preservatives
考试类型:[托福/GRE]
词性分布:
名词89%
形容词11%

preservative的用法和样例:

例句

用作名词(n.)
  1. Salt is a common food preservative.盐是一种常用的食物防腐剂。
  2. It is used as a preservative in certain acid food products.在某些酸性食物制品中它被使用作为防腐剂。
  3. For the first, the best preservative to keep the mind in health, is the faithful admonition of a friend.说到第一种,最能保人心神之健康的预防药就是朋友的忠言规谏。
用作形容词(adj.)
  1. The fact is that ascorbic acid is only the preservative part of naturally occurring vitamin C.事实上,抗坏血酸只是天然维生素C的能够保存的部分。

词汇搭配

  • preservative activity防腐作用
  • wood preservative木材防腐剂
  • preservative process防腐工序,防腐法...
  • timber preservative木材防腐剂
  • preservative agent保存剂,防腐剂...
  • chemical preservative化学防腐剂
  • preservative oil防护油
  • silage preservative青贮料保存剂...
  • preservative liquid防腐液
  • food preservative食品防腐剂
  • preservative fluid保藏液
  • preservative substance防腐剂,杀菌剂...
  • preservative solution防腐液
  • preservative factor防腐因数
  • preservative treatment防腐处理
  • preservative injection防腐注射
  • engine preservative发动机油封油...
  • preservative method防腐法

经典引文

  • Additives like preservatives and colouring in processed foods..can have adverse effects on some people.

    出自:V. Bramwell
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学英语单词
Acronema astrantiifolium
Ajā', Jibāl
ample room
annealed polyethylene naphthalate
anr-pc
April Fools' Days
banana hammock
basal hypothallus
be loud in one's praises
Bihār, State of
buccal armature
building material consumption norm
busy-back
butane vaporphase isomerization
cardiac contractility
club room
cnemidophorus tesselatuss
co-parents
commercial storage translation network
control of silviculture
conversion gain
ctenophoric
cytosine-c
delayals
denoiser
dentosurgical
depersonalization disorder
detection phase
discounting
discous
dispersing auxiliary
dynamic scattering device
dyscognitive
ecoconscious
Euomphalacea
exta
extraneous quantitative information
float chamber cap
forestkeeper
gats
glamazons
good-reasons theory
grant-equivalent
harnesseth
helmen
high heat
hormonagoga
hospitator
hydropults
hydroxytyramine
JLOC
karate
kick-boxings
Lamorinda
magnetoscale
majority function
Malawali, Pulau
Marvin, Lee
mecholy
method of time determination by star transit
nararno
national expenditure
nitrendipine
noncommunists
nursing interventions
oestre
official number
parenterals
percussive movement
photoperiodical response variety
Pittosporum adaphniphylloides
planetary scale
playstations
polygonatum commutatums
pov
price rigidity in the downward
rain lamp
Rasmussen syndrome
relational scheme set
restate
rosemarkies
sarreverence
savedness
seaside mahoe
secondary compensator
self-report personality inventory
sexual anorexic
soapsuds
solid rudder frame
solitary tinamous
somatocentric
special steel for making instruments
St-Martin-Valmeroux
stock insurer
tenderonis
themto
tracheloscapular
tube transformer
variable-structured system
vasquine
water-garden
weather-proofing