Ned, being in college, of course put on all the airs which freshmen think it their bounden duty to assume.

内德在上大学，当然会摆出一副新生认为是他们义不容辞的架势。

Mrs. Lynde wouldn't go; she said horse racing was an abomination and, she being a church member, thought it her bounden duty to set a good example by staying away.

林德太太不会去；她说赛马是可憎的，作为一名教会成员，她认为远离赛马是她义不容辞的责任。