The PF is superantigen and it is secreted into liquid culture by E. coli.
渗透因子是一种超抗原，存在于
体培养菌
。
The PF is superantigen and it is secreted into liquid culture by E. coli.
渗透因子是一种超抗原，存在于体培养菌。
明：以上例句、词性
类均由互联网资
生成，部未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
