diff --git a/.env.example b/.env.example
index 7e351bb..c871b9f 100644
--- a/.env.example
+++ b/.env.example
@@ -1,29 +1,27 @@
-# LP TERMINAL — copy to `.env` in the REPO ROOT (next to package.json).
-# Vite reads it via envDir/envPrefix (see vite.config.ts); the indexer reads
-# `RPC` from the same file. Every key here is OPTIONAL — with no .env at all
-# the app runs against the chain's public RPC and the public Kyber aggregator.
+# LP TERMINAL — 复制到仓库根目录（与 package.json 同级）。
+# Vite 通过 envDir/envPrefix 读取（参见 vite.config.ts）；索引器也从同一文件读取 RPC。
+# 此处所有键均为可选 —— 没有 .env 文件时，应用会使用链的公共 RPC 和公共 Kyber 聚合器。
 
-# Private JSON-RPC URL for Robinhood Chain (chainId 4663), e.g. a provider URL
-# with its key path. SECRET: Vite BAKES this into the JS bundle, so set it only
-# for personal/local builds. A build you serve publicly must leave RPC unset —
-# it then reads through same-origin /rpc, or falls back to the public RPC.
-# Unset -> https://rpc.mainnet.chain.robinhood.com (keyless, slower).
+# Robinhood Chain（chainId 4663）的私有 JSON-RPC URL，例如带密钥路径的 provider URL。
+# 机密：Vite 会将其嵌入 JS 包，因此仅在个人/本地构建时设置。公开发布的构建必须留空 ——
+# 留空时通过同源的 /rpc 读取，或回退到公共 RPC。
+# 未设置 -> https://rpc.mainnet.chain.robinhood.com（无需密钥，较慢）。
 RPC=
 
-# KyberSwap aggregator base. Absolute URL = browser calls Kyber directly.
-# A path like /kyber = route through your own same-origin reverse proxy.
+# KyberSwap 聚合器基础 URL。绝对 URL = 浏览器直接调用 Kyber。
+# 路径如 /kyber = 通过你自己的同源反向代理路由。
 KYBERSWAP_AGGREGATOR_API_BASE_URL=https://aggregator-api.kyberswap.com
 KYBERSWAP_CHAIN=robinhood
 
-# WHITELIST: the only address swap calldata is ever sent to. The app hard-fails
-# a quote whose routerAddress differs from this. Change only if Kyber migrates.
+# 白名单：swap calldata 永远只发送到该地址。应用的硬校验会拒绝 routerAddress 不同的报价。
+# 仅在 Kyber 迁移时修改。
 KYBERSWAP_ROUTER_ADDRESS=0x6131B5fae19EA4f9D964eAc0408E4408b66337b5
 
-# Optional platform fee on Kyber swaps, charged on the output token and paid by
-# the Kyber router. BOTH must be set to activate; leave blank for no fee.
+# 可选的 Kyber swap 平台手续费，按输出代币收取，由 Kyber 路由器支付。
+# 两者必须同时设置才会激活；留空则无手续费。
 # KYBERSWAP_FEE_BPS=10
 # KYBERSWAP_FEE_RECEIVER=0x...
 
-# Optional: only WalletConnect QR pairing needs this. Injected wallets
-# (MetaMask / Rabby / OKX) work without it. Get one at cloud.walletconnect.com
+# 可选：仅 WalletConnect QR 配对需要。注入式钱包（MetaMask / Rabby / OKX）无需此配置。
+# 前往 cloud.walletconnect.com 获取。
 # VITE_WALLETCONNECT_PROJECT_ID=