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Meckel's diverticulum is the rudiment of the embryonic yolk sac.是什么意思？

Meckel's diverticulum is the rudiment of the embryonic yolk sac.

麦克尔憩室是胚胎黄囊的未发育完全器官.

相关词汇
diverticulum is the rudiment of embryonic yolk sac

diverticulum

n. 憩室，支囊，膨部；
例句
Meckel's diverticulum is the rudiment of the embryonic yolk sac.
麦克尔憩室是胚胎黄囊的未发育完全器官.

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。

the

art. 指已提到的人（物），指说话人与听者已知的人（物），用于独一无二的事物前，与形容词最高级和序数词连用；
例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

rudiment

n. 基本原理，雏形， 萌芽，退化器官；
例句
Meckel's diverticulum is the rudiment of the embryonic yolk sac.
麦克尔憩室是胚胎黄囊的未发育完全器官.

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；
例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

embryonic

adj. 胚芽的，胎儿的，初期的；
例句
...Romania's embryonic democracy.
罗马尼亚处于萌芽阶段的民主政体

yolk

n. 蛋黄，卵黄，羊毛油脂，胚乳；
例句
The sauce should not boil or the egg yolk will curdle...
调味汁不能煮沸，不然蛋黄会凝结的。

sac

n. （动植物组织中的）囊，液囊；abbr. 缩写 = (US) Strategic Air Command 战略空军司令部。；
例句
Cirrus sac located between intestinal fork and acetabulum, 0.259 - 0.388×0.146 - 0.178 mm.
虫体形小,体长平均3.538毫米, 阔平均1.088毫米.
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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。
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His gloved hands were clasped behind him.
他双手戴着手套,叉在背后.
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仓壁为绝热体.
Armstrong first jettisoned frills like corporate limos.
首先,阿姆斯壮精简了18,000条影响公司发展的内容,例如公司的豪华轿车等.
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许多动物有 5 趾。
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一切出卖祖国的人都必将堕入永远被人唾骂的罪恶深渊。
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小说的叙述特点有不确定性和片断化, 并与内在性相联系.
Its enlargement factor arrives to 160,000 because it restrains noise effectively.
由于选频滤波放大电路对噪声的有效抑制,放大倍数可以做到16万倍.
The housing was unfit for human habitation .
这种住房不适合居住。
With this parting admonition, he left Clyde to his thoughts.
这样临行前劝告了一番, 他就走了,留下克莱德自己想心事.
She had her hands full with new arrivals.
她忙于应付新来的人。