your guess is as good as mine
我猜也不知道
口語·表示不知道
英文釋義
Used when one does not know the answer to a question and is implying that nobody else knows either
例句
When will the package arrive? Your guess is as good as mine—the tracking hasn't updated.
典故來源
字面意為'你的猜測和我的一樣好'，強調(diào)雙方都缺乏信息，無法確定答案。