In the brain, that is especially critical; its intense electrical activity uses up a quarter of the body's entire energy supply, even though the brain accounts for only about two percent of the body's mass.
特に脳では それは生死に関わります 脳が電気活動に使うエネルギーは 体の全エネルギーの1/4を使いますが 質量は体重の２％しかありません 質量は体重の２％しかありません