optimistic
US
UK optimistic adj: (person: positive)
SC 持乐观看法的 chí lè guān kàn fǎ de
SC 抱乐观态度的 chí lè guān kàn fǎ de ，bào lè guān tài dù de
SC 乐观 chí lè guān kàn fǎ de ，lè guān
TC 樂觀
TC 樂觀
Emma is very optimistic; she always sees the positive in everything.
艾玛十分乐观，总是会看到事情积极的一面。
optimistic adj: (idea, plan: confident of future)
SC 乐观的 lè guān de
TC 樂觀的
TC 樂觀的
John says the journey will take four hours. I think that's a bit optimistic; it will probably take five hours to get there.
约翰说旅途要花费四个小时的时间。我认为这个估计有点乐观，可能要花上五个小时才能到达。