informal leader的用法和样例：
例句
- Presidential spokeswoman Dana Perino says the informal discussions at the White House will focus on the peace process.
布什的发言人佩里诺说，两位领导人在白宫举行的非正式会谈将着重讨论和平进程。 - Mr.Zeng has a reputation as a canny political operator, and his willingness to observe an informal retirement age may help strengthen the precedent for other leaders.
曾一向被视为精明政治家，此番他自愿遵守党内在非正式退休年龄上的潜规则或许有助于为其他领导人树立一个良好的先例。
