v.減弱；減少；掉落；睡著；讓...下車；把…留下

Interest in the book began to drop off. 人們對這本書的興趣開始減退了。

Sales dropped off in the fourth quarter. 銷售量在第四個季度減少了

Business dropped off sharply during the recession. 在經濟衰退期間，生意大大減少了。

My top button has dropped off and I can't find it. 我最上面的那顆鈕扣掉了，找不到。

He closed his eyes, and soon dropped off. 他閉上眼睛，很快就睡著了。

Will you drop me off at the next turning? 讓我在下一個拐彎處下車，好嗎?