Willis
n. 威利斯（姓氏, 男名）
🗣️ 情景例句
Marilyn's career.
Marilyn的事业。
Better deny at once than promise long.
轻诺必寡信。
Only the Earth provides ideal conditions, and even here it has taken more than four billion years for plant and animal life to evolve.
只有地球提供理想的条件，而即使在这里，植物和动物的进化也用了40亿年的时间。