a由于邮箱系统的问题 As a result of mailbox system question[translate] aAt that moment, people lived a poor life with old houses. The pollution was serious, rubbish was 在那片刻,人们居住恶劣的生活与老房子。 污染是严肃的,垃圾是[translate] ...
For instance, a participant chose the low-carbon good as the first choice without any information about the policy or the virtual characters. Then, in the second choice, he found that ¾ of the virtual characters bought the common good without policy, so he might change to purchase the ...