Etec
[医][=enterotoxic escherichia coli]肠毒素大肠杆菌
🗣️ 情景例句
Have you ever been to Nanjing?
你曾去过南京吗？
How much is the excess baggage charge?
超额行李费多少钱？
The ideal to be aimed at was to devise an instrument that could record with a pen on paper,
当地震发生时，它能用笔在纸上记录下