每日口說挑戰 為什麼小孩子不會像成年人那樣感冒？ (Why kids don’t get as cold as adults)

今日挑戰句子

It's the same substance that allows kids and teens to handle the cold weather better than adults.

正是這種物質讓兒童和青少年比成年人更能抵禦寒冷。