Pneumohypoderma
皮下气肿
🗣️ 情景例句
If you roughhouse with a cat, you're going to get scratched.
如果你喜欢和猫嬉戏，可能会被爪子抓伤。
Let me tell you about our product.
关于产品一事让我向你说明。
Why didn't you tell me then?
为什么那时不告诉我呢？