Stealing gas comes first. After making up your mind, you always linger on the swallow's wings, while the heir is responsible for the shoulders. Birds can wander in the ancestors!
Basically, the last sentence is not "bird", but "black" and "no".
The so-called "swallow wing" can refer to "elegant poetry, the king of letters has a voice": "The king of Wu is not an official, but Sun Mou and swallow wing." Mao Chuan: "Yan, An; Wing, respect. " Confucius said, "I think about future generations, so I will follow their plan and respect future generations in order to conform to the world." Chuan said, "According to legend, the King of Wu left his grandson for peace." Later, "Swallow's Wings" was called kindness for future generations.