Buchner's theory
[医] 布赫内氏学说(免疫学说之一)
🧩 词语组成解析
🗣️ 情景例句
Is something bothering you?
有什么事烦你吗？
He who risks nothing, gains nothing.
不入虎穴，焉得虎子。
'Can I return these two tickets?' he asked.
“我可以退掉这两张票吗？”他问。