The strategy in the book marries that kind of price momentum with earnings momentum.

书中的策略将这种价格动力与盈利动力结合起来。

But if you have the earnings momentum in there as well as the price momentum, it slightly limits the damage that's gonna be done.

但如果你有盈利动力和价格动力，它会稍微限制将要造成的损害。