The winning numbers are randomlyselected by computer.
中奖号码是由电脑随机选取的。
《牛津词典》
2
In a study conducted in Pennsylvania, servers in various restaurants wrote "Thank you" on randomlyselected bills before presenting the bills to their customers.
A 2011 Australian study of 1,621 people found that people randomlyselected to apply sunscreen daily had half the rate of melanomas of people who used cream as needed.