若是车轮的轴销嘎吱作响，或是横梁里掺了边材，或是干草堆斜歪了，村里的所有人都会知道这是谁干的。

If the wheel axle pin squeaked, or the beam had sapwood in it, or the haystack leaned, everyone in the village would know who had done these.

youdao

而现在你是不得不在数以万计的干草堆中寻找一根针。

Now you have to find a needle in a million haystacks.

youdao

普朗克小组正忙于移除这道挡在前头浓雾，这是个小心翼翼的过程，类似于在一个干草堆中鉴别并移除干草以发现一根针。

The Planck teams are busy now removing this foreground fog, a meticulous process akin to identifying and removing all the hay in a haystack to reveal the needle within.

youdao