Nonexcludability
非排他性
🗣️ 情景例句
Housewife campaigns in appliance stores.
家庭主妇在电器行 进行竞选活动 。
The crow thinks his own bird fairest.
乌鸦总以为自己的雏鸟最美。
A barking dog doesn't bite!
吠犬不咬人。