Directivity
[计] 指向性, 方向性
🗣️ 情景例句
OK.
喂。
To get ahead you'll have to work long hours and take short vacations.
想成功就要多流汗少享受。
Hooray! shouted Class 3. Well done, everyone! Congratulations, Lin Tao!
“赢啦！”3班的同学喊道，“你们太棒啦！祝贺你，林涛！”