/ˌɒptɪˈmɪstɪk ||; ˌɑptəˈmɪstɪk/adj optimistic (about sth/that...) expecting good things to happen or sth to be successful; showing this feeling 乐观的；抱乐观态度的: I've applied for the job but I'm not very optimistic that I'll get it. 我申请了那份工作，但对于被录用与否并不太乐观。 [OPP] pessimistic 反义词为pessimistic➔optimistically /-kli ||; -klɪ/ adv [OPP] pessimistically 反义词为pessimistically