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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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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。
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生口疮最好的治疗方法是?
She felt a surge of excitement run through her...
她突然觉得浑身激动。
I count this against you.
我认为这事于你不利。
All her friends think she behaved finely.
所有朋友都认为她行为端正。
Many people, fearful for their jobs, are trying to burnish their contacts at other firms.
许多人因为担心自己的工作, 正在努力抹去和其他公司接触的痕迹.
I think it's going to cause chaos personally but never mind.
我个人认为它会引起混乱，但是没关系。
For a little cigar, a cheroot, if you please, he will escort you all over Paris.
你若站下看一件衬衣或是一颗衬衫领扣, 他便马上来精神了. ”
Other niceties are a reversing safety camera, an engine start button and keyless entry.
其他细节是扭转安全摄像头, 发动机启动按钮和无钥匙进入.
photoelectric element
光电管
Mr. President, you're aware of the system.
总统先生，你是清楚这种体制的。