According to the conodont and fusulinid fossils,their ages are determined to be Devonian-Permian.

根据所含化石定地层形成时代为泥盆纪至二叠纪。

Are you sure she was fully compos mentis when she said that?

你定她说话时神志完全正常吗？

I'm not sure about the practicality of their plan.

我还无法定他们的个计划的可性如何。

All parts of the aircraft are closely scrutinised for signs of wear or damage.

飞机的所有部件都经过严密检定是否有磨损或毀坏的迹象。

A scan determines the position of the baby in the womb.

扫描可定胎儿在子宮中的位置。

After much discussion they settled on the plan originally proposed.

他们讨论了很久,然后定了原来提出的个计划。

He orientated himself by finding a familiar landscape.

他寻见一处熟悉的景色,从而定自己所处的方位。

Tree rings and seasonal sedimentary deposits called varves can be counted to determine absolute age.

可对树木的年轮和被称为纹泥的季节性沉积计数来定其绝对年龄。

The thief peeped through a keyhole to make sure there was nobody inside.

小偷从钥匙孔偷看, 定里面实没有人。

She is responsible for the determination of wage levels within this company.

她负责定这家公司职员的工资标准。

We got a fix on the missile launching site.

我们定了导弹发射场的位置。

Determine the most probable position (s)of the electron for each eigenstate.

试对各个本征态，分别定电子最可能出现的一个（或几个）位置。

"Are you sure Lambie will come back today?"

"你定小羊今天会回来吗?"

The rehearing system causes judge to be undecidedly and descends the judicial authority.

再审制度导致裁判的不定和司法权威的下降。

I wasn't sure how fast to go.

我不定有多远。

I myself am unsure how this problem should be handled.

我自己不能定这个问题应该怎样处理。

It is not yet certain who will succeed him.

谁来接他的班还未定。

It is not certain when it will take place.

不能定这事什么时候会发生。

Objective to determinate recipe and producion craft of Armillarisin A Injection.

定亮菌甲素注射液处方及生产工艺。

They sat on appropriation plans until they were certain which way winds were blowing.

他们把拨款计划搁置起来，直到他们定了事情的趋势为止。