品种不同，二次生长类型、发生时间、危害程度也不同。

Different cultivars had different secondary growth types, different coming time and different lesion degree.

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目前药物反应率非常低(单药低于30%)，肿瘤通常一年内再次生长。

Once again, response rates of current drugs are low (less than 30 percent as single agents). Tumors generally begin growing again with a year.

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营养缺乏导致脱发——健康，营养状况很好的人们也依然在脱落头发，补充营养也不能使头发再次生长。

Poor nutrition causes hair loss. - Healthy, well-nourished people still lose their hair and taking nutritional supplements will not regrow hair.

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