副詞 presumably:

1. by reasonable assumption
   同義詞：presumptively

1. Presumably the bad weather has delayed the flight.
   大概惡劣的天氣使飛機誤點了。
2. She is aware of the difficulties, presumably?
   她對這些困難大概了解吧?
3. He will presumably resign in view of the complete failure of his policy.
   由於他所推行的政策徹底失敗了，他很可能辭職。