...a University professor who specializes in the history of the Russian empire.

Then villages got bigger and people began to specialize.

后来村落逐渐扩大,人们开始从事专门的行业.

I specialize in English secretarial studies.

我主修的是英语秘书学. )

Ltd was established in 1989 s, which specialize in production and service of Auto and Machine Parts.

专业从事各种汽车机械配件、精密机器零配件的加工生产和服务.

Many students prefer not to specialize too soon.

很多学生不愿过早地确定专业。

Houseware Products we specialize on: Furniture, Building Materials, Arts Crafts and IT Products.

我们专注的家居产品包括: 家具 、 建材 、 工艺品、IT产品.

We specialize in offering clients a variety of Chinese merchandise at a competitive price.

我方专门向客户提供各种中国货物,价格竞争力强.

So some Chinese butchers specialize in slaughtering dogs.

中国的一些屠夫就是专门杀狗的.

We are a company specialize in gift & premium items.

我们是一家专营礼品和奖品的公司.

I specialize in the sale of cotton piece goods. May I act as your agent?

我专营棉布买卖, 我可作为你们的代理 吗 ?

Hunters who specialize in survival are not guaranteed to survive.

专精生存技能的猎人并不见得就一定能生存下来.

We specialize in the development of plastic packing materials.

我们专营塑料包装材料的开发.

We specialize in white suit cleaning.

我们专洗白色套装.

The shop specializes in hand-made chocolates.

这家商店专营手工制作的巧克力。

I'd decided to specialize in kids, because I've always liked them.

我决定专攻小孩, 因为我总是喜欢他们.

Most students do not expect to specialize in economics.

大多数学生并不想把经济学作为专业.

We specialize in glass making.

我们专门从事制造玻璃.

Others specialize in carving wooden chains or a " ball in cage " from one piece of wood.

另一些人擅长把一块木头刻成木链或 “ 笼中球 ”.

There are many specialized agencies in the United Nations.

联合国有许多专门机构.

specialized equipment

专用设备

The soldiers specialized in going out in small groups, to kill with a very high degree of selectivity.

这些士兵擅长小股出动，执行具有高度选择性的歼敌任务。