Undecidable
[计] 不可判定的
🗣️ 情景例句
This spring is the origin of the brook.
这泉水是那条小河的源头。
This offer must be withdrawn if we haven't received your reply within five days.
如果5天之内我方未必到贵方答复，该盘撤消。
Many offices use answering machines to give information.
许多办公室使用留言机来提供信息。