iffy
adjective informal uk/ˈɪf.i/ us/ˈɪf.i/
没把握的;未确定的
not certain or decided
Simon's still kind of iffy about going to Colombia. 西蒙还有点儿没拿定主意是否要去哥伦比亚。
有点儿坏的;不很诚实的;不大合适的
not completely good, honest, or suitable
The milk smells a bit iffy. 这牛奶闻起来有点儿不对劲。
I was hoping to go to the park but the weather's looking a bit iffy. 我本打算去公园，但天气看起来不大好。