这种产自美国本土的植物是治疗感冒和流感的最佳药物。

This native American plant is a fine first-line treatment for colds and flu.

youdao

这种产自美国本土的植物是治疗感冒和流感的最佳药物。

This native American plant is a fine first-line treatment for colds and flu.

youdao