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All mammals are dioecious.是什么意思？

All mammals are dioecious.

哺乳动物都是雌雄异体的.

相关词汇
all mammals are dioecious

all

adj. 全部的，一切的，各种的，极度的，尽量的；pron. 全部，一切，每个人，每件东西，全部情况；adv. 全部地，完全地，每个，非常；n. 全体，[常作A-]整体，[常与my, your, his, her等连用]（某人）所有的一切；
例句
Many parents simply abdicate all responsibility for their children.
许多父母对孩子简直是完全撒手不管。

mammals

n. 哺乳动物( mammal的名词复数 )；
例句
No mammals other than people may enter the country without lengthy quarantine.
除人之外，所有的哺乳动物进入这个国家都必须经过长期隔离。

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。

dioecious

adj. 雌雄异体的；
例句
Endodeme is a deme composed of predominantly closely inbreeding but dioecious individuals.
同系同群种是由近亲繁育占优势,但雌雄异株的个体组成的同群种.
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
On May 23rd, unhappily, the little boy died...
令人伤心的是，5月23号，那个小男孩死了。
Horrified neighbours rushed to his aid as he fell.
他摔下来时，惊恐的邻居们赶忙冲过去救他。
Real challenge always surmounts existent theory.
现实的挑战总是超越现存的理论.
Two cases must be distinguished: soft - formate and hard - format.
需区别两种情况: 软格式和硬格式.
This time Josef's news had been sensational.
这次约瑟夫的消息是惊人的.
The engine exhausts through the muffler.
引擎通过消音器排气.
He was later criticised for his lack of foresight.
他后来被指责缺少先见之明。
All this plethora of sight , and feeling, and thought occurred on the instant . There was no pause of the realities wherein he moved.
尽管林林总总的形象 、 感觉 、 思想猛然袭来,在现实中他的行动却并未中断.
The pons, the cerebellum and the medulla oblongata composed the hindbrain.
脑桥 、 小脑和延髓组成了后脑.
The present difficulties in regional financial and stock markets have come as quite a blow.
亚太区金融及股票市场目前面对的困难,可说是一次颇为沉重的打击.