The carpel closed toward and connected with the ovary central column to form axile placentation since mid October.

十月中旬起心皮向内合生并与中轴连合形成中轴胎座。

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The carpel closed toward and connected with the ovary central column to form axile placentation since mid October.

十月中旬起心皮向内合生并与中轴连合形成中轴胎座。

youdao