This had once been the greatest port in the world, now it was a graveyard of rusting cranes.这里一度是全球最大的港口,现在堆满了锈迹斑斑的吊车。Overhead cranes were lifting giant sheets of steel.高架起重机正吊起一块块巨大的钢板。Scorpions and sandhill cranes, for...
This leaves fertile soil unprotected and prone to erosion.这会让肥沃的土壤暴露在外,使其容易受到侵蚀。You are playing Russian roulette every time you have unprotected sex.行房时不采取避孕措施是非常危险的。Machinery was often unprotected and accidents were fre...
类似地,嗜酒者的生活也因他们对酒精的依赖而心胸狭隘和丧失人性.Similarly alcoholics'lives are narrowed and dehumanized by their dependence on alcohol.嗜酒者的健康状况迅速下降.The alcoholic's health went downhill fast.你好,忧虑者: 嗜酒者家庭互助会意图不在改变酗酒行为, 而是在于改变你对这...
Glycine and succinyl - CoA are precursors of 5 - aminolevulinic acid ( ALA ) biosynthesis.甘氨酸和琥珀酸是红假单胞菌生物转化合成5-氨基乙酰丙酸 ( ALA ) 的前体.RGD is composed of three amino acids, arginine ( Arg ), glycine ( Gly ) and aspartic acid ...