Circumstantial evidence is occasionally very convincing, as when you find a trout in the milk, to quote Thoreau's example.

Circumstantial evidence is occasionally very convincing, as when you find a trout in the milk, to quote Thoreau's example.

间接证据有时很有说服力，就像你在牛奶中发现一条鳟鱼，引用梭罗的例子。

-- Arthur Conan Doyle 阿瑟·柯南·道尔