adj.未拿定主意，犹豫不决，尚未被确定，悬而未决

She's still undecided about which university to apply to.
她还没有决定申请哪所大学。
The candidate's vote is still up in the air, as he's undecided between two parties.
候选人的选票还未确定，他还在两个政党之间摇摆不定。
The menu choices at this restaurant leave me completely undecided.
这家餐厅的菜单让我完全拿不定主意。
After much contemplation, she remains undecided about whether to accept the job offer.
经过深思熟虑，她对是否接受这份工作仍然举棋不定。
He's an undecided person, often changing his mind about what he wants to do.
他是一个优柔寡断的人，经常对自己的决定犹豫不决。
The new smartphone model has me in a state of indecision, I can't decide which one to buy.
新款智能手机让我陷入了抉择的困境，不知道该买哪一款。
The couple is undecided about whether to move to the city or stay in the countryside.
这对夫妇还没有决定是搬到城市还是留在乡村。
Her decision to go abroad for further study is still under consideration and not yet finalized.
她出国深造的决定还在考虑中，尚未定下来。
The government is yet to make a final decision on the new tax reforms.
政府还没有就新的税制改革做出最后的决定。
The weather forecast is undecided, with both rain and sunshine predicted for tomorrow.
天气预报不确定，明天可能会下雨也可能会放晴。