常類（cháng lèi）

Pronunciation: cháng lèi

Basic Meaning: Frequently encountered types or common categories

Detailed Explanation: 常 (cháng) means "often" or "frequent," and 類 (lèi) means "type" or "category." Together, 常類 refers to the frequently encountered types or common categories of things in a certain field or context.

Usage Scenarios: This idiom is often used to describe the common or typical characteristics of a group or category of things.

Story Origin: There is no specific story origin for this idiom.

Structure of the Idiom: Subject + 常類

Example Sentences:

1. 這本書詳細介紹了各種常類的動物。（zhè běn shū xiáng xi jiè shào le gè zhǒng cháng lèi de dòng wù）- This book provides detailed introductions to various types of animals.

2. 在這個行業里，你需要了解常類問題。（zài zhè gè háng yè lǐ, nǐ xū yào liǎo jiě cháng lèi wèn tí）- In this industry, you need to understand common types of problems.

Memory Techniques:

1. Create flashcards with the idiom on one side and its meaning on the other side. Review them regularly to reinforce your memory.

2. Associate the idiom with a vivid mental image or create a story that connects the meaning of the idiom with its pronunciation.

Extended Learning:

1. Research and explore different fields or areas where you can find common categories or frequently encountered types.

2. Practice using this idiom in various sentences and contexts to enhance your understanding and fluency.

Example Sentences from Different Age Groups:

1. Children (6-12 years old): 我喜歡看各種常類的動畫片。（wǒ xǐ huān kàn gè zhǒng cháng lèi de dòng huà piān）- I like watching various types of cartoons.

2. Teenagers (13-18 years old): 這本書介紹了各種常類的運動項目。（zhè běn shū jiè shào le gè zhǒng cháng lèi de yùn dòng xiàng mù）- This book introduces various types of sports activities.

3. Adults (18+ years old): 作為一名教師，我需要了解常類的學生問題。（zuò wéi yī míng jiào shī, wǒ xū yào liǎo jiě cháng lèi de xué shēng wèn tí）- As a teacher, I need to understand common types of student problems.