| 词汇 | activate |
| 释义 | activate 1 ENTRIES FOUND: activate (verb) activate /ˈæktəˌveɪt/ verb activates; activated; activating activate /ˈæktəˌveɪt/ verb activates; activated; activating Learner's definition of ACTIVATE [+ object] 1 : to make (something) active or more active使活动；使活跃: such as a : to cause (a device) to start working激活；启动 Touch the screen to activate the system.触摸屏幕来激活系统。 activate and then deactivate a mechanism激活机制，然后停用 A loud alarm was activated [=set off] when he opened the door.他开门时引发了刺耳的警报声。 The camera is activated by pushing a button.按下按钮便可开启相机。 The bomb was activated by remote control.炸弹是遥控引爆的。 b chemistry : to cause (a chemical reaction or natural process) to begin使起反应；使活化 Sunlight activates a chemical reaction in the plant's leaves.在阳光的照射下，植物叶子中会发生一种化学反应。 vitamins that activate the growth of new cells促进新细胞生长的维生素 2 chiefly US : to order (soldiers) to serve in a war使参战 The President has activated the reserves.总统已经派出了预备役部队。 activate the troops派出部队 Our military unit was activated [=called into action] soon after the start of the war.战争爆发后不久我们分队便被派往前线。 — activation /ˌæktəˈveɪʃən/ noun [noncount] |
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