Operons
(operon 的复数) n.[生]操纵子
🗣️ 情景例句
I can't wake up in the morning without a cigarette or cup of coffee.
早上不抽根雪茄或喝杯咖啡我就醒不了。
A little child is the sweetest and purest thing in the world.
幼儿是世界上最可爱和最纯洁的。
1 'It's impossible---- don't waste my time.'
一、"根本不可能，不要浪费我的时间。"