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
He is in conference right now.
他现在在开会。
Good morning, ladies and gentlemen. It's very satisfying to see so many of you here.
各位女士各位先生，早上好，在这里见到你们大家使人感到非常满意。
If they are not brought to the surface soon they may lose their lives.
如果不把他们尽快救到地面上来，他们就有可能丧生。