a pinch of salt

基本解释

I hate measuring, and I say things like: a pinch of salt, a handful of flour, some of this and a splosh of that.
我讨厌测量食物，而且我常常这样说：一小撮盐，一把面粉，一些这个和一些那个。
(Actually the stereotype of really dire poverty is that meal, minus even the onions—“two dry rotis with a pinch of salt” is the North Indian shorthand for being in really dire straits).
（其实，人们对真正可怕的贫穷的刻板印象是没有洋葱的饭菜——“只有放少许盐的干面包”是北印度真正窘迫生活的写照）。
Estimates by IDC, a market-research firm, need to be taken with a pinch of salt, because they are sponsored by EMC, a maker of storage systems.
在接受由市场研究公司IDC作出的评估时，人们需留有怀疑，因为这家公司是由存储系统制造商EMC提供赞助的。

Given these figures, today's saintly rhetoric needs to be taken with a pinch of salt.
ECONOMIST: Republican fiscal policies
As subsequent events made clear, notably Tiananmen Square, this should have been taken with a pinch of salt.
FORBES: Hillary is Wasting her Time, and America's, on a Fool's Errand
So take the polls with a pinch of salt and a double margarita.
FORBES: Magazine Article