这船的龙骨是钢制的.The keel of the boat was made of steel.木制的椅比钢制的椅要舒服些.A wooden chair is more comfortable than a metal one.这类工具是钢制的.Tools of this kind are made from steel....
Autophagy stabilizes intracellular environment and maintains cell survival through balancing anabolic metabolism and catabolism.通过平衡细胞合成和分解代谢,自噬稳定细胞内环境,维持细胞的存活.Autophagy is a vacuolar process of cytoplasmic degradation b...