英语语法分析

Erythrocytes in mammals are anucleate when mature, meaning that they lack a cell nucleus.

哺乳动物中的红细胞成熟时是无核的，这意味着它们缺乏细胞核。

Entamoeba histolytica prefers engulfing erythrocytes of higher mammals to chicken erythrocytes.

溶组织内阿米巴更喜欢吞噬高等哺乳动物的红细胞而不是吞噬鸡的红细胞。

It did not cause micronucleus formation in mouse bone marrow polychromatic erythrocytes.

对小鼠骨髓嗜多染红细胞无致微核作用。