Definition
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专家
zhuānjiā
专家是指在某一领域具有丰富知识和经验的人。
An expert is a person with extensive knowledge and experience in a particular field.
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他是一位科技专家,常常被请去做演讲。
tā shì yī wèi kējì zhuānjiā, chángcháng bèi qǐng qù zuò yǎnjiǎng.
He is a technology expert and is often invited to give talks.
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这位医生是心脏病领域的专家。
zhè wèi yīshēng shì xīnzàngbìng lǐngyù de zhuānjiā.
This doctor is an expert in the field of cardiology.
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她的研究使她成为了环保方面的专家。
tā de yánjiū shǐ tā chéngwéi le huánbǎo fāngmiàn de zhuānjiā.
Her research has made her an expert in environmental protection.