Wagner's theory
[医] 华格纳氏学说(移行学说)
🧩 词语组成解析
🗣️ 情景例句
Four.
四点钟。
Are you Peter Smith?
你是彼得·史密斯吗？
They may also have used wood and skins, but these have rotted away.
他们也可能用过木头和兽皮，但这类东西早已腐烂殆尽。