Superantigens can bind to a large number of V regions on TCRs and simultaneously also associate with MHC class II molecules on APCs (see figure).是什么意思_Superantigens can bind to a large number of V regions on TCRs and simultaneously also associate with MHC class II molecules on APCs (see figure).在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句