其CSFC表现为混合细胞反应，且这种细胞反应持续时间长。

Their CSFC show mixed cell reaction and the reaction is enduring.

youdao

其CSFC表现为混合细胞反应，且这种细胞反应持续时间长。

Their CSFC show mixed cell reaction and the reaction is enduring.

youdao