你们说 duty-bound、westbound、London-bound 里的 bound 是一个意思吗?

你们说 duty-bound、westbound、London-bound 里的 bound 是一个意思吗? Bound 请问“义务”responsibility,duty ,bound的区别 treatment bound 的中文歌词 be duty bound to 是不是存在语法错误? upward bound brass bound bound for He is bound in duty to obey.中bound作什么解释 be bound to和doom to是一对反义词吗? be bound to和must的区别? jump leap hop skip bound的区别