In the 1920s and '30s there was the idea that women elaborated something called a menotoxin.

在 20 年代和 30 年代，有一种观点认为女性会产生一种叫做月经毒素的物质。

And if we all had this secret menotoxin, we could be laying waste to crops and spoiling milk.

如果我们都有这种秘密的月经毒素，我们可能会浪费农作物并破坏牛奶。