Lld fsctors
[医] 多讷氏乳酸乳杆菌因子, 维生素B12
🧩 词语组成解析
法学博士
🗣️ 情景例句
Uh-hum.
嗯哼。
Old oxen have stiff horns.
牛老角硬。
Latham, however, did not give up easily.
但是莱瑟姆不肯轻易罢休。