expertise
UK [ˌek.spɜ:'ti:z] US [-spɝ:-] noun uncountable
■a high level of knowledge or skill 专门技能（知识）；专长•We admired the expertise with which he prepared the meal.我们很羡慕他那一手烹调绝技。 •I have no expertise in sewing/sewing expertise.我在缝纫上很外行。 •She has considerable expertise in French history.她研究法国历史有很深的造诣。 |