Stec
abbr. Shiga toxin-producing Escherichia coli 产志贺毒素的大肠埃希杆菌; Storage and Transport of Expiosive Committee 炸药储藏及运输委员会; strains of Escherichia coli 大肠杆菌菌株
🗣️ 情景例句
Thank you.
谢谢。
I'm a new employee.I was hired yesterday.
我是昨天被雇用的新雇员。
The officers got out and the prisoner stood to attention and saluted as they passed.
军官们下了车，战俘立正站好，并在他们从他面前经过时敬了礼。