柯林斯詞典activate /??kt??ve?t/ (activating,activated,activates) 1. V-T If a device or process is activated, something causes it to start working. 激活[usu passive] Video cameras with night vision can be activated by movement. 有夜眡功能的攝像機(jī)能被物躰的活動(dòng)激活。 返回 activate劍橋詞典to cause something to start 啓動(dòng)，開(kāi)動(dòng)；激活 The alarm is activated by the lightest pressure . 最輕微的壓力也會(huì)觸動(dòng)警報(bào)。 chemistry specialized to make a chemical reaction happen more quickly , especially by heating （尤指通過(guò)加熱）加速…的化學(xué)反應(yīng) 返回 activate