专攻

I’m specializing in differential and integral calculus.

我正专攻微分和积分。

He decided to specialize in entomology after graduation.

定毕业后专攻昆虫。

I shall confine myself to the subject of geography.

我将专攻地理。

Hiphop .Lockin .Popin .New jess .

随便选一样专攻都会很人慕你了。

He found his vocation in ornithology.

发现自己适于专攻鸟类。

He employed himself in English grammar.

专攻英语语法。

He is digging at physics.

在专攻物理。

Many students specialize in engineering.

生专攻工程。