Biochron
生物年代, 较短时期的化石, 生物时
🗣️ 情景例句
No, she doesn't know Harry Bennett and his daughter Michelle.
不，她不认识Harry Bennett和他女儿Michelle。
We can go faster than yesterday, I guess.
我想我们可能比昨天走得远。
Slow down!
慢点！