diff --git a/src/UserAction.js b/src/UserAction.js
index fb2c496..309e2c3 100644
--- a/src/UserAction.js
+++ b/src/UserAction.js
@@ -357,7 +357,7 @@ export class LoginForm extends Component {
                                 {/*</p>*/}
                                 <p>
                                     <a onClick={this.copy_token.bind(this,token.value)}>复制 User Token</a><br />
-                                    User Token 用于迁移登录状态，切勿告知他人{/*，若怀疑被盗号请尽快 <ResetUsertokenWidget token={token.value} />*/}
+                                    复制 User Token 可以在新设备登录，切勿告知他人。{/*，若怀疑被盗号请尽快 <ResetUsertokenWidget token={token.value} />*/}
                                 </p>
                             </div> :
                             <LoginPopup token_callback={token.set_value}>{(do_popup)=>(
diff --git a/src/text_splitter.js b/src/text_splitter.js
index 71d7544..7b4fdea 100644
--- a/src/text_splitter.js
+++ b/src/text_splitter.js
@@ -4,7 +4,7 @@ export const PID_RE=/(^|[^\d\u20e3\ufe0e\ufe0f])(#\d{1,7})(?![\d\u20e3\ufe0e\ufe
 // TODO: fix this re
 // export const URL_PID_RE=/((?:https?:\/\/)?thuhole\.com\/?#(?:#|%23)([2-9]\d{4,5}|1\d{4,6}))(?!\d|\u20e3|\ufe0e|\ufe0f)/g;
 export const URL_PID_RE=/((?:https?:\/\/)?thuhole\.com\/?#(?:#|%23)(\d{1,7}))(?!\d|\u20e3|\ufe0e|\ufe0f)/g;
-export const NICKNAME_RE=/(^|[^A-Za-z])((?:(?:Angry|Baby|Crazy|Diligent|Excited|Fat|Greedy|Hungry|Interesting|Jolly|Kind|Little|Magic|Naïve|Old|Powerful|Quiet|Rich|Superman|THU|Undefined|Valuable|Wifeless|Xiangbuchulai|Young|Zombie)\s)?(?:Alice|Bob|Carol|Dave|Eve|Francis|Grace|Hans|Isabella|Jason|Kate|Louis|Margaret|Nathan|Olivia|Paul|Queen|Richard|Susan|Thomas|Uma|Vivian|Winnie|Xander|Yasmine|Zach)|You Win(?: \d+)?|洞主)(?![A-Za-z])/gi;
+export const NICKNAME_RE=/(^|[^A-Za-z])((?:(?:Angry|Baby|Crazy|Diligent|Excited|Fat|Greedy|Hungry|Interesting|Jolly|Kind|Little|Magic|Naïve|Old|PKU|Quiet|Rich|Superman|Tough|Undefined|Valuable|Wifeless|Xiangbuchulai|Young|Zombie)\s)?(?:Alice|Bob|Carol|Dave|Eve|Francis|Grace|Hans|Isabella|Jason|Kate|Louis|Margaret|Nathan|Olivia|Paul|Queen|Richard|Susan|Thomas|Uma|Vivian|Winnie|Xander|Yasmine|Zach)|You Win(?: \d+)?|洞主)(?![A-Za-z])/gi;
 export const URL_RE=/(^|[^.@a-zA-Z0-9_])((?:https?:\/\/)?(?:(?:[\w-]+\.)+[a-zA-Z]{2,3}|\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})(?::\d{1,5})?(?:\/[\w~!@#$%^&*()\-_=+[\]{};:,./?|]*)?)(?![a-zA-Z0-9])/gi;
 
 export function split_text(txt,rules) {