Welcome to the Voice of America's Newswords.
Millions of people in cities across Asia and other parts of the world are sharing bicycles for local travel.
Trend.
China's Ministry of Transport reports that the two-year bike-sharing trend has put more than 16 million bikes in China.
It says that more than 100 million Chinese have signed up for bike-sharing.
A trend is a general change.
It is a way of behaving that is developing and becoming more common.
Often, a trend is something currently popular or fashionable, such as hairstyles and clothing.
