precursors的音标：precursors的英式发音音标为：[pri:'kɜ:səz]precursors的美式发音音标为：[pri'kɜsəz]...

precursor的音标：precursor的英式发音音标为：[pri:'kɜ:sə(r)]precursor的美式发音音标为：[pri'kɜrsə(r)]...

n.先驱( precursor的名词复数 )，先行者，先兆，初期形式...

Phenyl ( or polyphenyl ) substituted epoxides serve as excellent precursors to phenyl ( or diphenyl ) carbenes.某些苯代 ( 或多苯 ) 环氧乙烷是制取带苯环 ( 或二苯 ) 碳烯的极好原料.Note the presence of megakaryocytes, erythroid islands, and granulocy...

precursor的复数形式为：precursors...

n.前辈，前驱，先锋，前任，预兆，先兆，初期形式，[核]前驱波，初级粒子，预报器...

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.Phenyl ( or polyphenyl ) substituted epoxides serve as excellent precursors to phenyl ( or...

N acetylcysteine ( NAC ), a precursor of glutathione, is a thiol antioxidant.N-乙酰半胱氨酸 ( NAC ) 为谷胱甘肽的前体, 是一种含有巯基的抗氧化剂.Error is often the precursor of what is correct,but conceit is the prelude to a fall.错误往往是正确的先导,骄傲是跌跤的前...

Error is often the precursor of what is correct.错误常常是正确的先导.Real tennis, an ancient precursor of the modern game, originated in the eleventh century.室内网球，现代网球运动的古老前身，起源于11世纪。Error is often the precursor of what is correct...