When meat products, especially broths, are cooked, they often have lower oxidation - reduction potentials.是什么意思？

When meat products, especially broths, are cooked, they often have lower oxidation - reduction potentials.

肉制品尤其是当肉汤被蒸煮时, 它们经常有较低的氧化还原电势.

when

adv. 什么时候，（用于时间的表达方式之后）在那时，其时，当时；conj. 在…时，既然，如果；pron. 什么时候，那时；n. 时间，时候，日期，场合；

例句
It was a Christmas when shoppers passed by expensive silks in favor of more practical gifts.
这是一个购物者不理会昂贵的丝绸衣服而热衷于更实用礼物的圣诞节。

meat

n. 肉，食物，实质；adj. 重要的，基本的；

例句
The six food groups include grain products, vegetables, fruits, milk and milk products, meats and meat alternates, and a miscellaneous group.
这6类食物包括谷类产品、蔬菜、水果、牛奶和奶制品、肉类和肉类替代品以及杂类食品。

products

n. 乘积( product的名词复数 )，（自然、化学或工业过程的）产物，产量，制品；

例句
The illegal trade in animal products continues to flourish...
野生动物制品的非法交易仍旧猖獗。

especially

adv. 尤其地，主要地，格外地，显著地，异常地，特别地；

例句
Unemployment is quite high, especially among young people.
失业情况相当严重，特别是在年轻人当中。

broths

n. 肉汤( broth的名词复数 )，厨师多了烧坏汤，人多手杂反坏事，人多添乱；

例句
Other ingredients commonly used to thicken soups and broths include rice, flour and grains.
其它用来使羹汤或高汤变浓的配料通常包括米, 面粉和谷物.

are

vi. （用于第二人称单复数现在时，第一、三人称复数现在时）是；n. 公亩（等于100平方米）；

例句
We are scared to abandon ourselves to our feelings in case we seem weak or out of control.
我们不敢放纵自己的情感，以免显得太过软弱或缺乏自制。

cooked

adj. 煮[烹]熟的；v. 烹调( cook的过去式和过去分词 )，编造，篡改，密谋；

例句
With them also lived Mary Burinda, who cooked and cleaned...
和他们同住的还有玛丽·伯琳达，她负责做饭和打扫卫生。

they

pron. 他/她/它们，人们，大家，政府，当局，她们；

例句
The storms had abated by the time they rounded Cape Horn.
他们绕过合恩角时，暴风雨已经减弱。

often

adv. 常常，经常，时常，再三；

例句
Genetic abnormalities are more often associated with faults in paternal DNA than in maternal DNA.
相对于母本DNA,基因畸变往往更多地与父本DNA上的缺陷相关。

have

aux. 用以构成完成式及完成式的不定式，表示已经…；vt. 有，具有，拿，取得，从事，必须，不得不；n. 〈口〉有产者，有钱人，富国，〈英俚〉欺骗，诈骗；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

lower

adj. 下方的，在底部的，较低级的；v. 降低，减少，缩小；

例句
...a speech in which he affirmed a commitment to lower taxes...
他作出减税承诺的演讲

oxidation

例句
Total absorptivity can be up to 98 % using second - order absorption - oxidation process.
采用二级吸收 — 氧化流程,总的吸收率可达98%以上.

reduction

n. 减少，降低，[数学]约简，[摄影术]减薄；

例句
Despite a reduction in earnings there are compensations in moving to the north-east where the quality of life is excellent...
尽管钱会挣得少一点，搬到生活质量高的东北部去还是有很多好处的。

potentials

例句
Objective : To explore personality test and brainstem auditory potentials ( BAEPs ) in patients with migraine.
目的: 探讨偏头痛病人发作期和间歇期脑干听觉诱发电位及个性测定.

You just go on ahead. I'll come by later...
你只管先往前走。我随后就来。

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。

For further information, please contact 414 3925, extension 2253.
详情请致电414 3925,转分机2253。

This decree obliges unions to delay strikes.
该法令迫使工会推迟罢工。

He would be able to flash a roll of greenbacks too some day.
真的,他要在这些要人名流现在吃饭的地方吃饭.

I am a dark, self - destructive, happiness - doubting, unforgivable man.
我是个阴郁, 自我毁灭, 怀疑快乐, 不可饶恕的人.

He lived on an invalidity pension which came as a weekly giro.
他靠每周领取的作为病残养老金的直接转账救济支票过日子。

All the antiques have been authenticated and recorded.
所有的古董都已经过鉴别并进行记录。

You're joking. Are you serious?...
你准是在开玩笑。你是认真的吗？