University students' practical ability has a great deal of difference in the aspects of abilitygroup, grade, gender and discipline specialty.
大学生的实践能力存在差异性，这种差异表现在不同的能力组群、年级、性别及学科专业等方面。
2
"The ability to broadcast to our social group means we need never feel alone," he says.
“向我们的社会群体传播信息的能力意味着我们永远不会感到孤独。”他说道。
3
Another group of helpless children who were simply rewarded for their success on easier problems did not improve their ability to solve hard math problems.