README: update TairVector doc

README.md

@@ -20,7 +20,7 @@ tair-py is a Python client of [Tair](https://www.alibabacloud.com/help/en/apsara
 - [TairGis](https://www.alibabacloud.com/help/en/apsaradb-for-redis/latest/tairgis-commands), allowing you to query points, linestrings, and polygons. ([Open Sourced](https://github.com/tair-opensource/TairGis))
 - [TairTs](https://www.alibabacloud.com/help/en/apsaradb-for-redis/latest/tairts-commands), is a time series data structure that is developed on top of Redis modules.  (Coming soon)
 - [TairCpc](https://www.alibabacloud.com/help/en/apsaradb-for-redis/latest/taircpc-commands), is a data structure developed based on the compressed probability counting (CPC) sketch. (Coming soon)
-- [TairVector](https://www.alibabacloud.com/help/en/apsaradb-for-redis/latest/tairvector),  is a self-developed data structure that provides high-performance real-time storage and retrieval of vectors. (Coming soon)
+- [TairVector](https://www.alibabacloud.com/help/en/apsaradb-for-redis/latest/tairvector), is a vector search data structure, offering simplicity, flexibility, real-time performance, and high efficiency。 (Coming soon)  
 
 ## Install
 

README.zh_CN.md

@@ -20,7 +20,7 @@
 - [TairDoc](https://help.aliyun.com/document_detail/145940.html), 支持存储`JSON`类型。（待开源）
 - [TairTs](https://help.aliyun.com/document_detail/408954.html), 时序数据结构，提供低时延、高并发的内存读写访问。（待开源）
 - [TairCpc](https://help.aliyun.com/document_detail/410587.html), 基于CPC（Compressed Probability Counting）压缩算法开发的数据结构，支持仅占用很小的内存空间对采样数据进行高性能计算。（待开源）
-- [TairVector](https://help.aliyun.com/document_detail/457193.html),提供高性能、实时，集存储、检索于一体的向量数据库服务。（待开源）
+- [TairVector](https://help.aliyun.com/document_detail/457193.html), 一个向量搜索数据结构，具有简单、灵活、实时、高效的特点。（待开源）
 
 ## 安装