Itself the remnant of a strange evolutionary event (the merger of an ancient bacterium with the cell ancestral to all plant and animal life), it also carries the imprint of more recent evolution.

它本身就是奇异的进化事件的遗迹(古代细菌和细胞—所有动植物的祖先细胞——的融合体)，同时，它还带着比较近期进化的印记。

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Itself the remnant of a strange evolutionary event (the merger of an ancient bacterium with the cell ancestral to all plant and animal life), it also carries the imprint of more recent evolution.

它本身就是奇异的进化事件的遗迹(古代细菌和细胞—所有动植物的祖先细胞——的融合体)，同时，它还带着比较近期进化的印记。

youdao