正如作者所说的，可追溯性的确是一项离谱的要求。

Traceability, as the writers say, is indeed a tall order.

youdao

考虑到他们长久的对抗和个性的冲突，这简直是一个离谱的要求。

It is a tall order, given their ancient antagonisms and personality clashes.

youdao

这种代替本来是传播疾病的自然物种的想法似乎是个离谱的要求。

These would somehow have to replace the natural, disease-bearing mosquitoes, which is a tall order.

youdao