Actified solution
[机] 再生溶液
🧩 词语组成解析
🗣️ 情景例句
How long have you known her?
你认识她多久了？
It is never too late to mend.
亡羊补牢，犹为未晚。
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。