Rattus rattus
[医] 黑鼠
🧩 词语组成解析
[医] 鼠属
[医] 鼠属
🗣️ 情景例句
Very few people last in this class for the full hour the very first time.
很少人能够第一次撑完一个小时的课。
There is nothing either good or bad, but thinking makes it so.
事情本无好与坏，全在自己怎么想。
Cats never fail to fascinate human beings.
猫总能引起人们的极大兴趣。