Carcharhinidae
n. [鱼] 真鲨科；白眼鲛科
🗣️ 情景例句
Don't you see?
你不知道吗?
Would you mind mailing this letter for me?
你能替我寄这封信吗？
At the age of twelve years, the human body is at its most vigorous.
人体在12岁时是生命力最旺盛的时期。