Pfeiffer's reaction
[医] 发否氏反应
🧩 词语组成解析
🗣️ 情景例句
Marketing promotion.
市场推广。
In shifts
轮流
we quickened our pace and made our way rapidly towards the stream where we hoped the boatman was waiting.
快速地朝深溪边走去，希望船夫还在那儿等着我们。