And then, every few months, we measure how much has been retained by administering exams.

然后每个月，我们透过考试衡量学生吸收了多少。

It was unclear at the time of publication whether Hoeb and Banks had retained attorneys.

在发布时不清楚霍伯和班克斯是否已聘请律师。

Who do you think retained more information?

你认为哪组能记住更多的信息呢？

She became the monarch at a time when Britain still retained much of its old empire.

她成为君主的时候，不列留着其旧帝国的大部分。

There's a reason you retained me... me.

你雇佣我是有原因的。

There's a reason you retained my firm.

你雇佣我的公司是有原因的。

He retained that obsessiveness and excitement, never growing out of them.

他乐此不、兴奋异常、从不言弃。

I've been retained by Mr. Browning's wife.

=-就问到这里吧 -拜托。

Tissue refers to placental fragments retained in the uterine cavity.

Tissue指的是胎盘组织部分残留在子宫腔中。

Her face retained the familiar brightness, but her Frailty was evident.

她的留着熟悉的光辉，但她的虚弱是显而易见的。

Placenta accreta or simply too much traction on the umbilical cord can both cause the placenta to be retained.

胎盘植入或过度的脐带牵引都能造成胎盘组织的残留。

Its founder has retained a significant stake, making him an instant billionaire.

其创始人留了大量股份，使其迅速成为亿万富翁。

There is only one planet that has retained its water and habitability.

只有一颗行星留了水和宜居性。

I would never have admitted the crime, retained myself for the defence.

然后我死也不承认犯罪事实，留辩护权。

She then retained that lean, proud look for years.

此后，她一直持着那瘦削而傲人的容貌。

Those who retained the least had slept less deeply.

睡眠较浅的老年人记得的信息最少。

" He has, however, retained some degree of self-respect, " he continued, disregarding my remonstrance.

" 可是不管怎么样，他持着一定程度的自尊，" 他没有理睬我的反对而继续说下去。

Andrew has retained my services in order to pursue a healthier living situation.

Andrew寻求我的帮助是为了获得更健康的生活环境。

They retained their House of Representatives' majority and gained control of the Senate.

他们留了众议院的多数席位，并获得了参议院的控制权。

The distinct curves and shapes have a greater possibility of being retained in memory.

人们更容易记住不同的曲线和形状。