activate
verb [ T ] uk/??k.t?.ve?t/ us/??k.t?.ve?t/
启动,开动;激活
to cause something to start
The alarm is activated by the lightest pressure. 最轻微的压力也会触动警报。
chemistry specialized(尤指通过加热)加速…的化学反应
to make a chemical reaction happen more quickly, especially by heating


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