English主要词典
bound
Universal Words
adjective, verb, noun-see also BIND, BOUND, BOUNDv.
adjective [notbeforenoun]
1 ~ to do / be sth certain or likely to happen, or to do or be sth:
There are bound to be changes when the new system is introduced. * It's bound to be sunny again tomorrow. * You've done so much work-you're bound to pass the exam. * It was bound to happen sooner or later (= we should have expected it). * You're bound to be nervous the first time (= it's understandable).
2 ~ (by sth)