incidentally

incidentally
adverb
  1. [sentence adverb]used when a person has something more to say, or is about to add a remark unconnected to the current subject; by the way
    顺便提及地
    incidentally, it was many months before the whole truth was discovered.
    顺便提一句,要好几个月才能揭开真相。
  2. in an incidental manner; as a chance occurrence
    附加地;偶然地
    the infection was discovered only incidentally at post-mortem examination.
    验尸时偶然发现的传染病。
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