擅长于做某事specialize inbe excellent atbe apt /deft athave an aptitude forbe skillful inbe accomplished in对什么有利be advantageous tobe beneficial tobe favourable to对什么有害 be harmful to be detrimental tobe pernicious
be accomplished in,to the benefit of detrimental建议你买一本好点的汉英词典。另外,不是词汇越高级越好用,满***流的词汇才是好的,另外,如果是合同类的,会有专门词汇。
excel in/atbe beneficial to /be favorable tobe harmful to