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.

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学英语单词
acid proteases
aerial cable line
air handling equipment
ambient-temperature compensation
assenter
autoinhibiting
automatic chute
beat sb hollow
boron p-tolyl difluoride
buttterworthing
calson
canacids
capsuler
carrier suppression system
cast urea-formaldehyde plastic
cattaro (kotor)
celadon with brown mottles
ckii
classlessly
conical net
conjugate depth
consolidated slow test
constant-volume thermometer
currentest
determination of patentability
digital data transmission system
directrix of conic
El Jadida, Wilaya
El Saucejo
electro-therapeutic display of blunt needle
eohippus
Ethatab
flappier
free from disease
fruit gardening
fuel mineral
geometric solution
glacier buttercup
Glycerol-1-phosphatase
goksel
governance
Green Line
Haemopis sanguisuga
half-tone information
Hardyan
hay varieties
hip-cat
Homochloreyclizine
intensity of wave pressure
interpretatio
knowledge engineer
Languas speciosa
leave function
lightbox
loading berm
magazine tool holder
main reasons
Make directory
Mary Of Orange
masked off
moment of precession
oil proof test
oneironaut
oversend
painted frog
Pardew
pass fish eyes for pearls
Peflate
physical system time
PID tuning
production control function
Prosiphneus
Putyatina, Ostrov
Pyrogelite
raisin pudding
reche
recovery characteristic
Robinson's disease
RQLIQ
Ruoti
scale error card
scavia
second-hand witness
semicarbazide hydrochloride
small hole electrospark grinding
static classes
statistiquement
stirrest
Styphnolobium japonicum
sulphide barrier
synchondroses petrooccipitalis
Temangan
threepeated
tittler
unemploy
velocity-focussing mass-spectrograph
virtual pair
visualisings
wide-angle photograph
zipless