资料来源 : pyDict

在工作,在从事;在起作用,在运转

资料来源 : WordNet®

at work
     adj 1: on the job; "had been at work for over an hour before her
            boss arrived" [syn: {at work(p)}]
     2: having influence or producing an effect; "many emotional
        determinants at work"; "an operant conscience" [syn: {at
        work(p)}, {operant}]