例句與造句

1. but the b lymphocyte system is not terribly effective at these tasks when it comes to chlamydiae, which live inside the cells, where circulating antibodies cannot reach them
   但是，當b淋巴球系統(tǒng)遇到存身于細胞內的披衣菌時，就不是那麼有效了，因為血液中的抗體無法接觸到菌體。
2. It's difficult to find circulating antibodies in a sentence. 用circulating antibodies造句挺難的