语文书 / 例句 /

铯-137是一种放射性同位素, 主要由核分裂产生.用英语怎么说？

铯-137是一种放射性同位素, 主要由核分裂产生.

Caesium - 137 is a radioactive isotope, formed mainly through nuclear fission.

相关词汇
caesium is radioactive isotope formed mainly through nuclear fission

caesium

n. 铯；
例句
It is cool and filter the precipitated caesium dichloroiodide.
这是冷却,滤出沉淀的二氯碘化铯.

is

vt.& vi. 是（be的三单形式；n. 存在；
例句
Bollinger 'RD' is a rare, highly prized wine.
博林格RD香槟是一种名贵的备受推崇的葡萄酒。

radioactive

adj. 放射性的；
例句
Wine is radioactive but few people stop drinking it on that account.
酒是有放射性的，可是很少有人因此而戒酒。

isotope

n. [化]同位素；
例句
...tritium, a radioactive isotope of hydrogen.
氢的放射性同位素氚

formed

adj. 成形的，成形加工的；v. 形成，构成，产生( form的过去式和过去分词 )，是，（使）成形，结成（友谊）；
例句
A frown formed between her arched brows.
她皱起两道弯眉。

mainly

adv. 大部分地，主要地，基本上；
例句
Thousands of people, mainly Zulus, assembled in a stadium in Thokoza...
数以千计的人，主要是祖鲁族人，聚集在托考查的一个体育场里。

through

prep. 通过，穿过，经由，透过，凭借；adv. 从头到尾，彻底，自始至终；adj. （电话）接通，通话完毕，有洞的，直达的；
例句
The proposal was instantly voted through with two to one in favour, accompanied by enthusiastic applause...
在热烈的掌声中，提案以2比1的优势很快通过了表决。

nuclear

adj. 原子核的，原子能的，[细胞]细胞核的；
例句
...members of the advisory committee on the safety of nuclear installations...
核设施安全顾问委员会的成员

fission

n. <物>（原子的）分裂，裂变，<生>分裂生殖；
例句
The fission of the cell could be inhibited with certain chemicals.
细胞的裂变可以通过某些化学药品加以抑制.
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。
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。
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。
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
But 1 felt like driving through some places and scouting them out for future reference.
但是我有时想要开车经过一些地方作些侦察,以为将来的参考.
This method could separate azadirachtin A from samples and azadirachtin analogues.
该方法可以将样品中的干扰物质和印楝素类似物分开.
Easement curve was introduced, whereby curvature changes steadily form a straight line to the desired radius.
缓和曲线推出, 即曲率变化,稳步形成一条直线,以达到预期的半径.
He was put into a trance by a police hypnotist.
他在一位警方催眠师的引导下进入了催眠状态。
She sipped the wine. Everything was hazy now, except for Nick's face.
她小口地抿着酒。现在一切都变得模糊起来，除了尼克的脸。
...the large number of community groups in the area...
该地区大量的社团
He was average height, average build, with mousy hair and a forgettable face.
他中等身高、中等身材、灰褐色头发，长着一张过目即忘的脸。
An unraised doughnut, usually twisted but also shaped into rings or oblongs.
属于、关于或形状象环形 、 园环形.
Leonard made a rapid calculation: he'd never make it in time.
伦纳德快速盘算了一下:他肯定赶不上了。
"Hello, Swanson," he said without surprise.
“你好，斯旺森。”他说话的时候并未显得惊讶。