Wilbur let the rat eat first.

让老鼠先吃。

Rats eat bird eggs, chicks and even adult birds.

老鼠会食用鸟蛋、雏鸟、甚至成年鸟类。

He continued to visit Wilbur three times a day, exactly at mealtime, and Wilbur kept the promise he had made. Wilbur let the rat eat first.

他仍是每天拜访威伯三次，都正好在吃饭的时候出现，威伯也一直遵守他许下的诺言，让老鼠先吃。