directional

[di'rekʃənəl]

adj.方向的

例句与用法：

A radio receiver and directional antenna used as a system to determine the angular direction of incoming radio signals.

无线方向探测器一种无线电接收和指向天线系统，用来确定收到的无线电信号的角方向

Something, such as a directional symbol, that is similar to an arrow in form or function.

箭头形符号功能或形式类似箭头的某物，如用于指示方向的符号

Having no particular directional characteristics.

无定向的具有无特定方向的特征

词形变化：

名词: directionality |

详细释义：

a.

方向的; 指向性的