The great majority of barn owls are reared in captivity.大多数仓鸮都是笼养的。The few night - flitting things - bats, moths, owls - were vigorous in the warm darkness.少数夜游的动物 —— 蝙蝠, 蛾子, 猫头鹰 —— 在温暖的黑暗中非常活跃.The owls'formidable t...
然而使用核分裂抑制物的实验是非常难以控制的.Experiments with mitotic inhibitors, are however, notoriously difficult to control.铯-137是一种放射性同位素, 主要由核分裂产生.Caesium - 137 is a radioactive isotope, formed mainly through nuclear fission.例如胞质环流, 核分裂时...