音标:['estəs] ;
[医]酯类
n. formed by reaction between an acid and an alcohol with elimination of water

esters的用法和样例:

例句

用作名词(n.)
  1. The main constituents were alkanes and esters.小叶三点金全草主要含有烷烃和酯类化合物。
  2. Only a very limited amount of data is available on thiol esters.有关硫醇酯类的数据非常有限。

[00:05.12]American researchers say a new, low-fat substitute for butter could reduce the risk of heart attack and stroke for millions of people. [00:17.76]The new food product is made from vegetable oil with added substances called sterol esters. [00

发表于:2018-12-26 / 阅读(268) / 评论(0) 分类 美国英语听力80篇
学英语单词
3-Hydroxycoumarin
aliunde
alternative motor fuels
anglo-celtic
approximationcurve
azidinblue
barrel churn
briefnesses
bulliform scale
Buseoksa
buttress dam
by pass governor
cerebral crisis
chirugion
cineromycin
debye interpolation formula
derye
dog's tooth violet
easdaq
equilibrium spectrum
equitable redemption
eugenics (galton 1883)
exchange visit
extrameningeal
fitch bitch
fluid friction brake
fuel pit support structure
furcellaran
goskomstat
Gualaguala, Pta.
hand deck-pump
hansen's
haploinsufficiency
helicoverpa
hierarchical diffusion of information
historiographership
howse
hydromagnocalcite (hydrodolomite)
hylomania
improperly posed
in-gathering
interferential filter
ironworks
Isetskoye
Karasburg
like a knife through butter
makerere
mandibular alveolar nerve (or inferior alveolar nerve)
Martino
maximum elastic strain energy
mission operation working group (mowg)
narrow upright tree
nemocardium exasperatum
nitrogen trichlorides
ommoral nature
original site
outcrack
palinuruss
Palwal
parkinsonias
part for ever
pigeon catch
pisspants
Pollaczek-Spitzer identity
potato desprouter
private banking
prostat-
quasimomentum
rear-view
redomiciles
reinforcement arrangement
restoration project
retorter
rollinson
rural route
Sargent County
Savanna la Mar
screened coal
Segmentum mediale
self sustain
selfism
sewage evaporator plant
sheep fever
shitta
shock excitation
spinal deformity
staser
statistical counter time lag
steel swarf
subcollege
submicrograms
sulphur dioxide probe
Surdila Greci
sweta
Tetracosamethylundecasiloxane
Thoscan
Tougué
tuberculous inflammation
vegetative map
verivakiss
vidich
yujiro