Nonexcludability
非排他性
??? 情景例句
I'd like to have this check turned to cash.
我想將這張支票換成現(xiàn)金。
When a dog is drowning everyone offers him drink.
落井下石。
Let 's see, that means a 2% discount if paid within ten days.
哦。那是說如果10天內(nèi)付款，有2%的折扣。