海外奇谈

zhè bù guò shì hǎi wài qí tán

这不过是海外奇谈。

It is nothing but a traveller's tale.

rèn wéi chī hú luó bo kě yǐ gǎi shàn shì lì de hǎi wài qí tán duō nián qián yǐ qū chú dài jìn

认为吃胡萝卜可以改善视力的海外奇谈，多年前已祛除殆尽。

The myth that eating carrot improved your eyesight was exploded years ago.