Polyderm
复周皮, 复皮层
🗣️ 情景例句
but when I received the letter
但是当我收到那封信
Evil communications corrupt good manners.
交往恶劣，有损风度。
The temperature drops to -- 30 o and very few people attempt to cross the Pass.
气温下降到零下30度，试图跨越山口的人寥寥无几。