There are bushes, which were beaten around, and a row of haystacks in which members of Congress used to look for needles.

有被踏平的灌木(beat around the bush闪烁其词，拐弯抹角)，还有议会成员用来寻找针的干草堆(look for a needle in haystack大海捞针)。

youdao

At this point, scythe pros are needles in haystacks which explains why Kurt Weaver was happy to find Larry Cooper.

WSJ: Who Needs a WeedWacker When You Can Use a Scythe?

Nevertheless, he and his colleagues seem to have created a powerful tool to assist a process that, despite the hubris that frequently surrounds it, is still quite a lot like looking for needles in haystacks.

ECONOMIST: The ��book of life�� may be missing half of its words