chore(i18n): synchronize translations from crowdin [skip ci]

src/locales/zh-CN.po

@@ -14,7 +14,7 @@ msgstr ""
 "X-Crowdin-File-ID: 4\n"
 "Project-Id-Version: uniswap-interface\n"
 "Language-Team: Chinese Simplified\n"
-"PO-Revision-Date: 2021-08-02 15:05\n"
+"PO-Revision-Date: 2021-08-02 17:09\n"
 
 #: src/pages/Pool/PositionPage.tsx
 #: src/pages/Pool/PositionPage.tsx
@@ -1138,11 +1138,11 @@ msgstr "糟糕！出现未知错误。请刷新页面，或从其他浏览器或
 
 #: src/components/OptimismDowntimeWarning/index.tsx
 msgid "Optimism Planned Downtime"
-msgstr "乐观计划停机时间"
+msgstr "Optimism 计划停服务时间"
 
 #: src/components/OptimismDowntimeWarning/index.tsx
 msgid "Optimism expects planned downtime in the near future. Unplanned downtime may also occur. While the network is down, fees will not be generated and you will be unable to remove liquidity. <0>Read more.</0>"
-msgstr "乐观预期在不久的将来计划停机。也可能发生计划外停机。当网络关闭时，不会产生费用，您将无法移除流动性。 <0>阅读更多。</0>"
+msgstr "Optimism 预期在不久的将来进行停机维护。也可能发生计划外停机。当网络关闭时，不会产生费用收入，您将无法移除流动性。 <0>阅读更多。</0>"
 
 #: src/components/Header/NetworkCard.tsx
 msgid "Optimistic Etherscan"