英语语法分析

Lymphocytes mature in the lymphoid organs.

淋巴球在淋巴组织中成熟。

Close association of t cells and B cells within lymphoid organs is essential to immune function.

淋巴器官内T细胞和B细胞的密切联系对免疫功能是非常关键的。

The researchers embedded the gene structures created by them into cultivated lymphoid cells.

研究者将他们设计的基因片断植入培养的淋巴细胞中。