Etec
[医][=enterotoxic escherichia coli]肠毒素大肠杆菌
🗣️ 情景例句
Mr. Maxwell was very kind
Maxwell先生很好心
Little boats must keep the shores.
小船不能航行远。
Beijing will be rainy. The temperature will be 2 to 9.
北京有雨。气温2C~9C。