外贸新手必看：谷歌SEM与外贸鞋编码完全指南
一、谷歌SEM是竞价推广吗？
Is Google SEM a paid advertising?
谷歌SEM（Search Engine Marketing）确实包含竞价推广（PPC），但不仅仅是竞价。SEM是一个更广泛的概念，包含：
Google SEM does include PPC (Pay-Per-Click) advertising, but it's not limited to that. SEM is a broader concept that encompasses:
- SEO（搜索引擎优化）SEO (Search Engine Optimization)
- PPC（按点击付费广告）PPC (Pay-Per-Click advertising)
- 展示广告Display advertising
二、外贸鞋编码系统解析
Decoding Foreign Trade Shoe Size Systems
外贸鞋通常会有三种编码系统：
Export shoes usually have three size coding systems:
| 编码类型 | 特点 | Coding Type | Characteristics |
|---|---|---|---|
| 英(欧)码 | 以厘米为单位，直接表示鞋内长 | UK/EU Size | Measured in centimeters, directly indicates inner length |
| 美码 | 数字比英码小0.5-1个号 | US Size | Numbers are 0.5-1 size smaller than UK sizes |
| 日码 | 以厘米为单位，与欧码相似 | JP Size | Measured in centimeters, similar to EU sizes |
三、外贸鞋编码识别技巧
Tips for Identifying Shoe Size Codes
1. 查看鞋舌或鞋盒内侧标签
1. Check the label on the tongue or inside the shoebox
2. 编码通常格式为：EUR/UK/US/JP + 数字
2. The format is usually: EUR/UK/US/JP + number
3. 常见转换关系：
3. Common conversion relationships:
EUR 38 = US 7 = UK 5 = JP 24cm
EUR 40 = US 8.5 = UK 7 = JP 25.5cm
四、外贸新手建议
Suggestions for Foreign Trade Beginners
1. 准备详细的产品尺寸对照表
1. Prepare detailed product size conversion charts
2. 在商品描述中明确标注所有编码系统
2. Clearly mark all coding systems in product descriptions
3. 考虑使用国际通用的尺码图表
3. Consider using internationally recognized size charts
