You'd have to dodge the electromagnetic radiation beams shooting from the star faster than you can blink.

你必须以比眨眼还快的速度躲避来自恒星的电磁辐射束。

The risk of harming non-cancerous tissue is reduced by keeping the radiation beam coverage as close to the exact shape of the tumor as possible.

通过使辐射束覆盖范围尽可能接近肿瘤的确切形状，可以降低伤害非癌组织的风险。