说到了牵牛花，我以为以蓝色或白色者为佳，紫黑色次之，淡红色最下。

When it comes to the morning glory, I think to blue or white is preferred, the purple black, light red most.

youdao

说到了牵牛花，我以为以蓝色或白色者为佳，紫黑色次之，淡红色最下。

When it comes to the morning glory, I think to blue or white is preferred, the purple black, light red most.

youdao