"复阳" (fù yáng) in Engpsh can be referred to as "recovery from illness".

It is a term of Chinese origin and is commonly used to describe the situation when someone recovers from an illness and their health returns to normal.

Here are some Engpsh examples and their Chinese translations:

"We're happy to hear that your grandma has made a full recovery from her illness." (我们很高兴听到您的奶奶已经从疾病中复阳。)
"The patient's condition has improved and he has made a complete recovery." (病人的状况有所改善，他已经完全复阳。)