You are welcome! :) This is fun, and glad to see your progress. Here's my translation for part 3 https://www.stateofthedapps.com/zh/rankings :
'There are currently no ÐApps for this category and platform'
目前该类别/平台尚无ÐApps
'Daily Active Users, or DAU (unique source addresses in transactions to ÐApp contracts)'
每日活跃用户，或DAU（与ÐApp合约交易的独特源地址）
'Unique source addresses in transactions to ÐApp contracts'
与ÐApp合约交易的独特源地址
'Users (unique source addresses in transactions to ÐApp contracts) over the past 30 days'
过去30天的用户（与ÐApp合约交易的独特源地址）
'Number of transactions to ÐApp contracts'
与ÐApp合约交易的次数
'Transaction volume to ÐApp contracts. Platforms use different currencies, so numbers should not be compared directly'
与ÐApp合约的交易量。平台使用不同货币，因此不建议单纯比较数字。
'Dev activity (30d)'
开发活动（30天）
'The number of GitHub events that the project organization / repository generates. This includes code pushes, issues, pull requests, etc.'
GitHub中项目组织/代码库产生的活动次数。包括代码推送、问题、合并请求等。
RE: Update on Chinese translation of State of the DApps (contribute to get rewarded)