例句
The company has introduced random drug testing of its employees.
公司已实行对雇员的随机毒品测试。
A few random shots were fired.
胡乱放了几枪。
We looked at a random sample of 120 families.
我们研究了随机抽样的120个家庭。
a random selection of women who were in the shop
对店内女性的随机选择