1. The invention of writing was the most revolutionary of all human inventions.
    书写是人类各种发明中最具有革命性的。

1. 革命的
    Revolutionary activities, organizations, or people have the aim of causing a political revolution.

revolutionary是什么意思

    e.g. Do you know anything about the revolutionary movement?
           你了解这场革命运动吗？
    e.g. ...the Cuban revolutionary leader, Jose Marti.
           古巴革命领导人何塞·马蒂

2. 革命者;革命家
    A revolutionary is a person who tries to cause a revolution or who takes an active part in one.

    e.g. The revolutionaries laid down their arms and its leaders went into voluntary exile.
           革命者放下了武器，其领导人也自愿流亡他国了。

3. 革命性的;突破性的;发生重大变革的
    Revolutionary ideas and developments involve great changes in the way that something is done or made.

    e.g. Invented in 1951, the rotary engine is a revolutionary concept in internal combustion...
           1951年发明的转缸式发动机是内燃机领域内的革命性概念。
    e.g. His playing as a trumpet player was quite revolutionary.
           他的小号演奏独创一格。

1. a radical supporter of political or social revolution

    Synonym: revolutionistsubversivesubverter

1. markedly new or introducing radical change

    e.g. a revolutionary discovery
           radical political views

    Synonym: radical

2. advocating or engaged in revolution

    e.g. revolutionary pamphlets
           a revolutionary junta

3. relating to or having the nature of a revolution

    e.g. revolutionary wars
           the Revolutionary era

4. of or relating to or characteristic or causing an axial or orbital turn

    Synonym: rotatory