textbook

• 形容某事完全符合预期，或完美达到标准或典范，常用于表示典型、经典的例子。

Describes something that is exactly as expected or conforms perfectly to a standard or model.

1. Typical or exemplaryB2informal

   Conforming exactly to a standard or typical example; perfectly characteristic.

   典型的

   • The suspect's behavior was a textbook case of criminal profiling.
   • Her presentation was a textbook example of how to engage an audience.
   • The project was executed in a textbook manner, with no errors.

   同义词archetypalclassiccopybookdefinitiveexemplarymodelprototypicalquintessentialstandardtypical

   反义词abnormalatypicaldeviantirregularnonconformingnonstandardunconventionaluntypical

• 为学校或大学教学使用而编写的书，包含某一学科的知识和练习。

A book prepared for use in schools or colleges, containing information and exercises on a particular subject.

1. Educational bookA2formal

   A book that contains information about a subject, used for study in schools or colleges.

   教科书

   • She bought a new textbook for her biology class.
   • The teacher assigned reading from the textbook for homework.
   • This textbook covers the basics of economics.

   同义词handbookmanualprimerreaderschoolbook