activate blood的用法和樣例：
例句
- Grandpa's blood vessel on the brain is a little blocked, so he must often take blood-activating medicine.
爺爺的腦血管有些阻塞，必須常吃活血的藥。 - This drug has the extraordinary effect of stimulating blood circulation and relaxing muscles and joints.
這種藥能舒筋活血，功效不凡。
