Felsen treatment
[医] 费耳森氏疗法(治痢疾及溃疡性结肠炎)
🧩 词语组成解析
[人名] 费尔森
🗣️ 情景例句
About what?
关于什么
Marriaage is the bloom or blight of all men's happiness.
结婚是人生的幸福花朵开放的时候，也可能是凋谢的时候。
The tunnel would be well-ventilated if tall chimneys were built above sea level.
隧道就具备了良好的通风条件。