It would be impossibly inefficient to maintain ten million separate standing armies, so each variety of white cell keeps only a few scouts on active duty.

要同时维持1000万支不同常备军，那是不可能，也是无效，此每种白细胞只下几名哨兵在服。

Pilates came to believe that modern lifestyle, bad posture, and inefficient breathing lay at the roots of poor health.

彼拉提斯开始相信代生活型态、不正确姿势、以及无效呼吸为不良健康状态扎根。