过三关注码法简介：Even when Li Dalang came home, he heard his father bragging to his son-in-law: Fortunately, the barbarians didn't come in. If they dared to come, I could take away a few of them with a hoe.
Even when Li Dalang came home, he heard his father bragging to his son-in-law: Fortunately, the barbarians didn't come in. If they dared to come, I could take away a few of them with a hoe.
