Most of the infections 大多数的传染病 which we think of as human infections 那些我们视作为人类传染病 started in other animals 始于其他的动物
你关系代词加错地方了
一个很难的英语句子结构分析----------务必精英人士进
Most of the infections 大多数的传染病 which we think of as human infections 那些我们视作为人类传染病 started in other animals 始于其他的动物
你关系代词加错地方了