英语语法分析

AD usually causes a headache due to vasodilation of brain blood vessels.

广告通常会导致头痛，由于脑血管舒张血管。

Vasodilation: leads to greater blood flow to the area of inflammation, resulting in redness and heat.

血管扩张：炎症灶血流量增加使得局部红、热。

Can because allergy causes sinus inflammation, make eye beneath the vasodilation induced by; if you every makeup brush.

能是果为过敏导致鼻窦炎症，使眼手下方的血管扩驰所致；若是你每天化妆，刷。