掌握

It takes years to gain a mastery of Japanese.

掌日语要花几年时间。

Russian is a diffcult language to master.

俄语是种难掌的语言。

I’m trying to come to grips with Russian grammar.

我正在努力掌俄语的语法。

Can you be master of your destiny?

你能掌自己的命运吗?

The elements of physics are difficult to grasp.

是很难掌的。

He has a great number of English idioms at command.

他掌大量的英语成语。

The information in my possession is strictly confidential.

我掌的情报是绝对机密的。

The teacher quizzed the pupils on the multiplication tables.

老师测试学生们对乘法表的掌。

His timing when he volleys is so good.

他截击中球的时机掌得很好。

The children progressed in the acquisition of basic skills.

孩子们在掌基本技术方面取得进步。

The bowler judged it well, timing the ball to perfection.

投球手判断准确，对球速的掌恰到好处。

We are on the scent of an important discovery.

我们已掌条可能导致重要发现的线索。

The basic vocabulary of a language is those words that must be learnt.

种语言的基本词汇即必须掌的词语。

It was a difficult concept to grasp, but Sam latched on very quickly.

那是个难掌的概念，但萨姆很快就解。

According to facts in my possession he can't possibly be guilty.

根据我所掌的事实, 他是不可能有罪的。

It's not difficult to understand this world when you mastered the internal relations of things.

掌事的内部联系你就不难解这个世界。

To learn the process of making barbola fish.

使学生解剪贴画的步骤，掌剪贴画的制作。

They will be examined on their knowledge of Spanish.

他们将参加考试, 检查他们掌西班牙语的情况。

The indication of expectant treatment should be taken restrictively in slight cases.

对病情轻,表现不典型的病例,必须严格掌保守治疗的指征。

To master the regulation of thyroid hormone secretion including hypothalamas-pituitory-thyroid axis，nervous regulation and the autoregulation.

掌甲状腺功能的调节，包括下丘脑—腺垂体—甲状腺轴和自身调节。