Signal signal; password
The gunshot is a series of signals that the lighthouse is lit.
Shooting is a signal to light bonfires one after another.
The policeman raised his hand to stop.
The policeman raised his hand to stop.
Slogan slogan slogan slogan slogan
The crowd chanted slogans and waved flags.
The crowd chanted slogans and waved flags rhythmically.
Logo symbol; express
Sending flowers is usually a symbol of love.
Flowers are often used to express love.
The shops are crowded with people, which is a sign that the worst of the recession is over.
The shops are crowded with people, indicating that the recession is over.