Chinese Character: 删 (Shān - Delete/Remove)
1. 基本特征 (Character Basics)
部首: 刂（立刀旁） (radical: knife)
笔画数: 7 (7 strokes)
结构分解: 形声字，从刀（刂）、册声，古代用简册书写，删除时用刀削去错字 (ideogram with "刂" (knife) as radical and "册" indicating pronunciation, originally meaning cutting characters from bamboo slips)
笔顺:
2. 发音 (Pronunciation)
拼音: Shān (first tone)
3. 含义 (Meaning)
删指去掉不需要的部分，如文字、数据等，引申为消除或减少 (To delete or remove unnecessary parts, such as text or data; extended to eliminate or reduce)
4. 常用词汇 (Common Words)
- 删除 (shān chú) - delete
- 删减 (shān jiǎn) - cut down
- 删改 (shān gǎi) - edit/modify
5. 语法与用法 (Grammar & Usage)
作动词时表具体操作（如"删除文件"）；可与副词搭配（如"彻底删除"） (As a verb: specific operation (e.g., "delete a file"); often paired with adverbs (e.g., "completely delete"))
6. 文化背景 (Cultural Background)
古代用竹简书写，写错需用刀削去（称"刀笔"），"删"字保留了这一历史痕迹，反映汉字与书写工具的密切关联 (In ancient times, bamboo slips were used for writing, and errors were scraped off with a knife ("刀笔"). The character "删" preserves this historical trace, reflecting the close relationship between Chinese characters and writing tools)
7. 例句 (Example Sentence)
我需要删除邮件里的垃圾信息。(Wǒ xū yào shān chú yóu jiàn lǐ de lā jī xìn xī.)
I need to delete the spam in my email.
8. 记忆技巧 (Memory Tips)
"删"由"册"（竹简）和"刂"（刀）组成，想象用刀削去竹简上的错字，就能记住"删"是"删除"的意思 ("删" is composed of "册" (bamboo slips) and "刂" (knife). Imagine scraping errors off bamboo slips with a knife to remember "删" means "delete")