a. 不可实现的
s. impossible to achieve
1.I heard a rumor that you're dabbpng in time travel, trying to achieve the unachievable.
我聽說你在嘗試時間旅行 想實現無法實現之事
2.So, we may be always making these upward comparisons, potentially to something which is unachievable and unreapstic.
所以我们可能总是在做这样的攀比 跟一些无法实现和不现实的东西比较