You can download the Twitter app for free on both iPhone and Android:   iPhone — Open the App Store, tap Search, tap the search box, type in twitter, tap Search, tap GET to the right of the Twitter app icon, and enter your Apple ID password or Touch ID when prompted.  Android — Open the Play Store, tap the search bar, type in twitter, tap Twitter in the search results, and tap INSTALL. Tap OPEN in your smartphone's App Store or Google Play Store, or tap the blue-and-white Twitter app icon. Once Twitter opens, tap Sign in and enter your account's email address and password. If you haven't yet created a Twitter account, make an account and set it up before using Twitter on mobile. Tap the "Tweet" icon, which resembles a feather pen on a box in the top-right corner (iPhone) or bottom-right corner (Android) of the screen, then type in your tweet's contents and tap Tweet in the top-right corner of the screen.  As with desktop, you can add photos, a GIF, a poll, or a series of additional tweets to your tweet. To respond to a tweet, go to the tweet, tap the speech bubble below the tweet, enter your reply, and tap Reply. You can retweet any non-protected tweet by going to the tweet in the Home feed, tapping the rectangular Retweet option, and then tapping one of the following:   Retweet — Tap this option to retweet the tweet immediately.  Retweet with comment — Type a comment into the text box, then tap Retweet. If you want to search for a user, tap the "Search" icon at the bottom of the screen, tap the search bar that appears at the top of the screen, and type in the name of the user you want to view. You can then tap a name in the search results list to view their profile. If you want to follow the person in question, tap Follow in the top-right corner of their profile page. Tap the bell-shaped "Notifications" icon at the bottom of the screen to do so. This will list all of your Twitter-based notifications (e.g., comments, messages, recent likes from followers, etc.). You can send a message from the Twitter mobile...

How would you rephrase that briefly using Chinese?
下载推特应用程序。 打开推特。 登录推特账号。 撰写新推文。 转发推文。 搜索推特用户。 查看通知。 发送私信。 查看个人资料。