1、Though she hesitated for a moment,she finary went in and asked to see a dress that was in the window.她雖然猶豫了片刻,但終於還是走進了商店,要求把陳列在櫥窗裏的壹件衣服拿給她看.
2、Wormtail hesitated for a moment,looking as though he might argue,but then turned and headed through a second hidden door.蟲尾巴遲疑了片刻,似乎還想爭辯,但他還是轉過身,從另壹道暗門出去了.
3、The shock make her hesitate for a moment but she quickly come to herself again.這壹打擊使她躊躇片刻,但很快就又恢復正常了.
4、He paused for a moment wondering whether to turn back as the captain urged him.他停了壹會兒,考慮是否像麥克沃爾船長催促的那樣返回.
5、The stranger paused a moment in revery before this tender and calming spectacle.這個異鄉人在那種溫柔寧靜的景物前出了壹會神.
我的個人總結：
前面3個例句在與hesitate連用時全部用了for a moment；
第4和第5個例句是與pause動詞連用時,前壹個是for a moment ,後壹個是a moment；
結合妳們英語書上說的,總體感覺,兩者在用法上差別似乎不大.
Wait a moment似乎是個例外,可以看作短語,好象沒有見過Wait for a moment的說法.