precursor
[pri:'kə:sə, pri-]
n. 先驱,前导
同义词
参考例子
1.The precursor of the modern car was a horseless carriage with a petrol engine.
现代汽车的前身是不用马拉的,装有汽油发动机的车子。
2.These precursor cells normally go on to produce red cells, white cells or platelets.
这些前体细胞通常继续发育,生成红细胞、白细胞或血小板。
3.An energetic middle life is, I think, the only safe precursor of a vitally happy old age.
我认为精力旺盛的中年时期是充满生气的幸福晚年的唯一可靠预兆。
英文解释
n.
1.a substance from which another substance is formed (especially by a metabolic reaction)
2.a person who goes before or announces the coming of another
3.an indication of the approach of something or someone
网络释义
precursor
前体; 前体物; 先驱,前辈; 先质;
precursor protein
前区蛋白; 前体蛋白; 驱蛋白质; 释义:前体蛋白;
radioactive precursor
母质; 放射性母核;
precursor cell
先质细胞; 释义:前体细胞; 前体细胞; 前驱细胞,前身细胞;
precursor lesions
癌前病变;