sureadj.肯定的；确信的；必定；可靠的；沉着自信的adv.当然；确实地；无疑地；不用客气surexcitationn.过度兴奋；过度激动Sure thing.没问题。sure as deathadv.的的确确(千真万确；毫无疑问；必定)sure decision果断的决定sure-enoughadj.确实的sure as nailsadv.的的确确(千真万确；毫无疑问；必定)Sure I can.当然可以。sure-footeda.sure-handedadj.巧手的; 熟练的sure as a gunadv.的的确确(千真万确；毫无疑问；必定)