IQ

例句：

1. 1. He was very intelligent and had a high IQ.
   他非常聪明，智商很高。
2. 2. The test measures a person's IQ.
   这个测试测量一个人的智商。
3. 3. She spent years studying to improve her IQ.
   她花了多年时间学习以提高她的智商。