书呆子 (shūdāizi) bookworm

Usage:

“书呆子”指只知道读书而不懂得联系实际的人。
"书呆子(shūdāizi)" refers to the people who only know to get knowledge from books but ignore the necessity of linking it with practice.
Sentences:

1、Zhèxiē shūdāizi dōu méiyǒu shíjì jīngyàn.
这些书呆子都没有实际经验。
All these bookworms have no practical experience.
2、Tā shì gè shūdāizi, bú shànyú chǔlǐ rénjì guānxì.
他是个书呆子，不善于处理人际关系。
He is a bookworm, and is not good at dealing with human relations.