名詞 roving:

1. travelling about without any clear destination
   同義詞：wandering, vagabondage

動詞 rove:

1. move about aimlessly or without any destination, often in search of food or employment
   同義詞：roll, wander, swan, stray, tramp, roam, cast, ramble, rove, range, drift, vagabond

形容詞 roving:

1. (of groups of people) tending to travel and change settlements frequently
   同義詞：mobile, nomadic, peregrine, wandering

1. His eyes roved.
   他的眼睛轉來轉去。
2. His eyes roved around the room.
   他的眼睛掃視著房間的每個角落。