在人世间谁何尝不知：“羊羔有跪乳之恩，乌鸦有反哺之意。”

In this world who did know: "lamb has the grace of milk on my hands and knees, crows have feedback."

youdao

在人世间谁何尝不知：“羊羔有跪乳之恩，乌鸦有反哺之意。”

In this world who did know: "lamb has the grace of milk on my hands and knees, crows have feedback."

youdao