音标:[ˈpɛərənt ˈætəm] ;
[医]母原子

parent atom的用法和样例:

例句

  1. Conduction of electricity in solids consists of the drift of electrons that have been temporarily detached from the parent atoms.固体中电的传导是暂时离开母原子的电子的漂移所致。

A Century of Memories (1940-1949) On the first Sunday in December 1941, Americans were doing what Americans did on any normal Sunday.

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By Jerilyn Watson Broadcast: October 23, 2003 This is Steve Ember with the VOA Special English Education Report. Six-million people in the United States belong to 1)parent-teacher associations, or PTA

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英语作文 A good parent-children relationship should be set up on the basis mutual understanding and respect. Parents can not impose their ideas on their children. They should treat their children as independent individual. It is advisable for the

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We have bigger houses and smaller families; more conveniences, but less time; we have more degrees, but less common sense; more knowledge, but less judgement; more experts, but more problems; more medicine, but less wellness. We have multiplied our p

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We have multiplied our possessions, but reduced our values. We talk too much, love too little and lie too often. We've learned how to make a living, but not a life; we've added years to life, not life to years. We have taller buildings, but shorter t

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LULU GARCIA-NAVARRO, HOST: Who do we become when we lose a parent? That transformation is at the heart of Zinzi Clemmons' novel What We Lose. The central character, Thandi, grapples with the loss of her mother to cancer, a woman she revered but often

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英语中表示倍数减少的表达方法(一)a is n times as small (light,slow,)as b. a is n times smaller (lighter, slower,) than b. 以上两句均应译为:a的大小(重量,速度,)是b的1/n[或a比b小(轻,慢,)(n-1)/n]. e.g

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Fortunately more sober types were at work elsewhere. In 1808, a dour Quaker named John Dalton became the first person to intimate the nature of an atom (progress that will be discussed more completely a little further on), and in 1811 an Italian with

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今天我们要学的词是helicopter parent。 Helicopter parent, 直升机父母?没错。Helicopter parents, like a helicopter, they hover closely overhead, rarely out of reach whether their children need them or not, 这些直升机父母,真的

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学英语单词
administrative performance
aerophor
aluminium-silicon alloy
amicable number
apron strings
askeletal
back altitude
be in sth for the long haul
bipolar moment
bodish
bow jet thruster
brokered convention
bufo bufo asiaticus
CHELYIDAE
chemical binding energy
chinju (jinju)
climb aboard
coleron
conjunctive transformations
contingent receivable
corpuscular property
dallis grasses
Damsholte
deceptive trade practices
Decomade
distal convoluted tubule
done business
duff sb up
duniwassal
earthquake history
Engels, Friedrich
epithelisin
every whips while
frostbird
glandulae labiales oris
grain cart
Grimm, Jakob (Ludwig Karl)
gulcher
Guwen
hard-shell crabs
Healthcare Sector
incanus
Inflorescence-bud
input parameter list
itea glutinosa hand- mazz
IWL
knock you out
Ladbrokes
leading edge sweep
Leptocylindrus
local perturbation
longitudinal zoning
lower apron
Maksudi
Maxwell fluid
means-testings
meetinghouse
meningitophobia
mercurammoniums
metryperesthesia
murdrum
Mwasa
myrmeleon formicalynx
Nguia-Bouar
nonvegetable
notice of withdrawal
oil-immersed type transformer
parols
pay one's duty to someone
pirated edition
possing
raise havoc
reburial
Reppe reactions
research diagnostic criterion
Rumasal
semimean
shield opening
sky clad
smudgings
soy(bean) trypsin inhibitor
sparnacian subage
stellare
still as the grave
stratigraphic division
Suaeda ussuriensis
Sufist
suplattices
surface-to-underwater
swiney
T-1384
theta antigen
thread forming machine
Tongni
trinerved
use torture to coerce a statement
valaite
velocity control servo
virtual impedance
wandering in the wilderness
winwoods
wooden stand