noun [具体名词][测]步测；步调
Mark was still pacing like a caged animal.
马克仍在像笼中的困兽一样踱来踱去。
verb [vt. 及物动词]踱步；为……定步速（pace 的 ing 形式）
She was pacing up and down in front of her desk.
她在办公桌前踱来踱去。
单词造句:
Mark was still pacing like a caged animal.
马克仍在像笼中的困兽一样踱来踱去。
She was pacing up and down in front of her desk.
她在办公桌前踱来踱去。