高考After boats began flying special flags noting the inspector was aboard, the keeper's family made it a game to see who could notice the boat first.

在船上开始悬挂特别的旗帜，表明检查员在船上之后，看守人的家人就开始玩游戏，看谁能首先注意到船。

2015年高考英语湖南卷 阅读理解 阅读C 原文

六级More than a century has passed since explorers raced to plant their flags at the bottom of the world, and for decades to come this continent is supposed to be protected as a scientific preserve, shielded from intrusions like military activities and mining.

一个多世纪过去了，探险家们争先恐后地将国旗插在世界的最底层。在未来的几十年里，这块大陆应该作为一个科学保护区受到保护，免受军事活动和采矿等入侵。

2016年12月阅读原文

六级Because their behaviors are not usually seen as a red flag, these young people have been dubbed the invisible risk group by the study's authors.

由于他们的行为通常不被视为危险信号，研究作者将这些年轻人称为无形风险群体。

2016年12月阅读原文

高考When this takes place, especially when a new-born company has no revenue to speak of, the regulators should raise red flags.

当这种情况发生时，特别是当一家新生公司没有收入可言时，监管者应该发出危险信号。

2017年高考英语江苏卷 阅读理解 阅读C 原文

六级More than a century has passed since explorers raced to plant their flags at the bottom of the world, and for decades to come this continent is supposed to be protected as a scientific preserve, shielded from intrusions like military activities and mining

一个多世纪过去了，探险家们争先恐后地将国旗插在世界的最底层。在未来的几十年里，这块大陆应该作为一个科学保护区受到保护，免受军事活动和采矿等入侵

2016年12月六级真题（第三套）阅读 Section B

四级In the center of the main road, there's a long line of flags of the world.

在主干道的中心，有一排长长的世界国旗。

2019年12月四级真题（第一套）阅读 Section B

高考The inspector flew special flags in the distance.

检查员在远处飘扬着特别的旗帜。

2015年高考英语湖南卷 阅读理解 阅读C 选项

四级When you forget entire experiences, he says, that's "a red flag that something more serious may be involved."

他说，当你忘记了所有的经历时，“这是一个危险信号，表明可能涉及到更严重的事情。”

2018年6月四级真题（第二套）阅读 Section C

四级Some hired flag wavers to direct customers to empty parking spaces.

一些人雇佣了摇旗手，将顾客引导到空停车位。

2008年12月英语四级考试真题

四级When you forget entire experiences, he says, that's "a red flag that something more serious may be involved. "

他说，当你忘记整个经历时，这是“一个危险信号，表明可能会涉及更严重的事情。”

2018年6月大学英语四级真题（第1套)

四级In the center of the main road, there’s a long line of flags of the world.

在主干道的中心，有一长串的世界旗帜。

2019年12月大学英语四级真题（第3套）

考研The well-known Olympic flag, however, is a modern conception: the five interlocking rings symbolize the uniting of all five continents participating in the Games.

然而，众所周知的奥运会旗是一个现代概念：五个环环相扣的圆环象征着参加奥运会的五大洲的团结。

1987年全国硕士研究生入学统一考试英语试题

考研Shouting slogans, waving flags and dancing to drumbeats, the women had come to the capital from all over Italy to demonstrate for “a job for each of us, a different type of job, and a society without violence.

这些妇女高喊口号，挥舞旗帜，随着鼓点跳舞，从意大利各地来到首都，为“我们每个人都有一份工作，一份不同类型的工作，一个没有暴力的社会”进行示威。

1990年全国硕士研究生入学统一考试英语试题