morning glory (Pharbitis nil)

篱笆上爬满了牵牛。

The brightest star in the constellation Aquila, also known as Alpha Aquilae.

在晴朗的夏夜，我们可以清楚地看到牵牛星。

The legendary figure from the folk tale of the Cowherd and the Weaver Girl.

牵牛和织女的故事是中国著名的民间传说。