Obligating
v. 使（在法律或道义上）负有责任或义务( obligate的现在分词 ); 对…施以恩惠
🗣️ 情景例句
Ladies and gentlemen,
各位女士 各位先生
Would you mind mailing this letter for me?
你能替我寄这封信吗？
Number 13 buses run much more frequently, don't they?
13路车跑得更勤，是不是？