Spermatoon
精细胞, 精子细胞
🗣️ 情景例句
It's not finished yet.
现在还没有完成。
It's $25.00 one way or $45.00 for a weekend excursion.
单程票价25美元，周末旅行来回票价45美元。
What will be the population of these countries by the end of the twentieth century?
到20世界末较发达国家的人口将是多少？