Directivity
[计] 指向性, 方向性
🗣️ 情景例句
78 percent of black high-school graduates are unemployed.
百分之四十八的黑人高中毕业生失业。
He was content that the thing had happened.
这事终于发生了，对此他是满意的。
I live near an airport and passing planes can be heard night and day.
我住在一个机场附近，过往飞机日夜不绝于耳。