Jennerize
减毒接种
🗣️ 情景例句
Is it finished yet?
行了吗？
The history paper was really easy, so was the biology one.
历史试题确实容易，生物试题也很容易。
They also found out that bees fly a maximum distance of 3.2 kilometres between their hive and a feeding place.
他们还发现蜜蜂从蜂箱到喂食点的最大飞行距离是3。2公里。