specialism
專業;專長
a business degree with a specialism in computing
專修計算機技術的商業學位
Dr Crane's specialism is tropical diseases.
克萊恩博士的研究領域是熱帶病。
acquaintance
認識的人;泛泛之交;熟人
Claire has a wide circle of friends and acquaintances.
克萊爾交游很廣。
He's just a business acquaintance.
他只是業務上認識的人。
distress
使憂慮;使悲傷;使苦惱
It was clear that the letter had deeply distressed her.
這封信顯然使她極為悲傷。
Don't distress yourself (= don't worry).
你別犯愁了。