三回羽状复叶
参考答案：
羽状复叶的叶轴分枝三次的称为三回羽状复叶或三次羽状复叶。
This restaurant wasn't_ that other restaurant we went to. [ ]
A. half as good as
B. as half good as
C. as good as half
D. good as half as
OSI参考模型可以分为7层。数据的压缩、解压缩、加密和解密工作都由 (52) 负责，电子邮件和网络管理程序工作在 (53) 。
A．应用层
B．网络层
C．传输层
D．表示层
