Pneumohypoderma
皮下气肿
🗣️ 情景例句
Don't worry, everything will work out in the end.
别担心，到最后一切都会顺利成功的。
Britain is behind Japan in developing modern technology.
在发展现代技术方面，英国落后于日本。
How much does it cost to go abroad?
出国要多少钱？