adv.副詞將要He was about to open the door, when Sue came in
adv.副詞大約地We live about three kilometers from the school
adv.副詞接近He looks older, but he is about my age
prep.介系詞關於、有關It is a book about plants
adv.副詞在...的周圍;在...的附近He got up and moved about his hospital room
aux. v.助動詞即將I am about to leave.
n.名詞原因;理由;目的There is no doubt about it.
prep.介系詞正要What are you about to do?
adv.副詞隨身攜帶Do you have any money about you?
adv.副詞關於 (縮寫)The book is abt the history of Rome.
abbr.縮寫關於 (縮寫)I was just abt to leave when you called.
adv.副詞轉身Turn about and face the other way.