每日口說挑戰 一個人一生能生多少個孩子？ (How Many Children Can A Human Have In A Lifetime?)

今日挑戰句子

In fact, by tracking types of Y chromosomes, scientists estimate that up to 16 million men today, who live in regions that Khan conquered, could have been descendants of him or his close male relatives.

事實上，藉由追蹤 Y 染色體，科學家預估現今有 1600 萬生活在成吉思汗曾征服過地區的人們很有可能是他，或是他男性近親的後代。