1.
semaphore(to sb)that help is needed/to send help
（向某人）打旗语求救.
2.
The sentry flagged the motorcycle down
哨兵打旗语示意摩托车停下来。
3.
They flagged down a train.
他们打旗语让一辆火车停下来。
4.
To convey(a message or signal)by waving an upraised arm, a flag, or a light.
打旗语发信号，用灯光发信号通过摇摆举起的手臂、旗子或灯来传达（信息或记号）
5.
To signal by waving an upraised arm, a flag, or a light, especially in accordance with a code.
打旗语，用灯光发信号通过摇动举起的手臂、旗子或灯来示意，尤指按符号示意
6.
To signal with or as if with a flag.
打旗号或象打旗号似地表示.
7.
To fly or display(colors).Used of a ship, jockey, or knight.
升旗，打着旗升旗或打出（彩旗）。用于船只、骑师或骑士
8.
One who signals with or carries a flag.
信号兵，执旗者用旗帜打信号或扛旗的人
9.
A flag used for signaling or indicating wind direction.
风信旗用于打信号或指示风向的旗子
10.
send signals by or as if by semaphore.
用旗语或类似旗语的东西示意。
11.
Stretch out the flag and then fold it.
把旗子打开然后折起来。
12.
'And what do you want with your flag of truce?'
“他们打着白旗想干什么？”
13.
convey by semaphore, of information.
通过旗语来传递信息。
14.
A message sent by this method.
旗语信号，灯光信号通过旗语、灯语或手势传达的消息
15.
She fight the election under the banner of equal rights
她打著平等的旗号参加了竞选
16.
crimes committed under cover of patriotism
打着爱国的旗号犯下的罪行.
17.
She fought the election under the banner of equal rights.
她打着平等的旗号参加了竞选.
18.
Now, they used to be the trademark of an anti abortion network in the South.
现在他们在南方打着反堕胎网的旗号