英语语法分析

Macrophages can phagocytize and kill leptospira, while the pathogenic leptospira can evade the killing by macrophages.

巨噬细胞对钩体具有吞噬和杀伤作用，同时，致病性钩体可逃避巨噬细胞杀伤。

Macrophages phagocytize foreign materials such as dust and carbon particles in the lung, as well as vital dye particles.

巨噬细胞吞噬异物，如肺内的尘埃及碳粒，同样还有活体染料的微粒。

Mast cells not only have the ability to recognize and phagocytize pathogens, then kill them, but they can also present antigens and regulate immunity response.

肥大细胞除具有识别、吞噬并杀灭病原微生物的功能外，尚能加工、递呈抗原和调节免疫反应。