The translational machinery of natural cells -- including ribosomes, aminoacyl-tRNA synthetase enzymes and tRNAs -- is a unique and special system for making proteins in which the 20 common amino acids are strung together in a chain.
天然细胞的翻译机制——包括核糖体、氨酰-tRNA 合成酶和 tRNA——是一种独特而特殊的系统,用于制造蛋白质,其中 20 种常见氨基酸串成一条链。