Meanings

loud singing

unfinished

teletext

open door policy

laissez-faire

leaving open

open economy

broadcast of political opinions

international broadcast(ing)

broadcasting of still pictures

extensive agriculture

rough

commercial broadcasting

completely submissive to another person

feminism

women's liberation movement

solar radiation

broadcast originating from multiple locations

multiplex broadcast(ing)

movements for sending young people to the countryside in China (1937, 1957, 1968)