语文书 / 例句 /

They know nothing about exothermic chemical reactions.是什么意思？

They know nothing about exothermic chemical reactions.

他们对放热的化学反应一无所知.

相关词汇
they know nothing about exothermic chemical reactions

they

pron. 他/她/它们，人们，大家，政府，当局，她们；

know

v. 知道，了解，认识，确信；n. 知情；

nothing

pron. 没有东西，没有事情，无关紧要的东西，毫无趣味的事；n. 无关紧要的人[事]，零，无；adv. 毫不，决不；

about

prep. 关于，大约，在…周围；adv. 大约，在附近，在四周，几乎；adj. 在附近的，四处走动的，在起作用的，在流行中的；

exothermic

adj. 发热的，放出热量的；

chemical

adj. 化学的，用化学方法制造的，化学作用的；n. 化学药品，化学制品；

reactions

n. 反应( reaction的名词复数 )，反动，反对，反作用力；
热门例句
He acknowledged publicly that he might have made a mistake.
他当众承认自己可能犯了个错误。
...the spiralling vortex airflow that slows the plane.
使飞机减速的螺旋形气流涡旋
You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。
He who spares his rod hates his son, But he who loves him chastens him early.
24不忍用杖打儿子的,是恨恶他;疼爱儿子的, 趁早管教.
For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。
He sat there while I made the case for his dismissal...
他坐在那儿，听我陈述解雇他的理由。
Baroness Thatcher's claims seem credible to many.
撒切尔女男爵的主张在很多人看来是可信的。
Nothing to be got without pains but poverty.
一份耕耘，一份收获。
This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。
The right to demand payment from the endorser of a commercial paper when the first party liable fails to pay.
追索权当有支付义务的第一方不能支付时，可以向商业票据的背书人要求支付的权力。
相关例句
If the Exorcist have not a care, he will slay both and his fellows.
如果召唤者不小心, 便会被他所杀.
At any rate, the exhumation was repeated once and again.
无论如何, 他曾经把尸体挖出来又埋进去,埋进去又挖出来.
In the experiment, skin was used to exemplify the cell membrane.
在这个实验中, 皮肤被用来测试渗透能力.
That is the very starting point of existentialism.
这正是存在主义的出发点.
The utility model relates a linkage device of a cooking fume exhauster and a gas stove.
一种燃气炉与抽油烟机的联动装置.
They know nothing about exothermic chemical reactions.
他们对放热的化学反应一无所知.
This system has uniform call flow, exoteric system interface and uniform protocol standard.
该系统具有统一的呼叫流程, 开放的系统接口和统一的信令标准.
We are surrounded, on a day, by the exhortation to act.
我们每天都被这些劝导我们行动的话语包围着.
Methods: The middle segment of tibia of dog was exopexy atside and inner fixation atside.
方法本组采用家犬,取胫骨中段,左侧行外固定,右侧行内固定.
An expository treatise or series of annotations; an exegesis.
对某一特定主题给出注释或说明的 词汇表.
The change of fruit anatomical structure shows cell of exocarp, sarcocarp and endocarp division and enlargement.
果实生长发育在解剖结构上表现为果实外果皮 、 中果皮及内果皮三部分细胞的分裂与膨大.
Osmanthus blossoms give off [ exhale ] a rich perfume.
桂花 发出浓郁的芳香.
Go straight through that door under the EXIT sign.
从“安全出口”标志下的那道门直穿过去。
Seeing that he is so young, that is excusable.
鉴于他如此年轻, 这是可以原谅的.