adj.有活性的;
v.使活動，起動，觸發( activate的過去式和過去分詞 )
例句：
ideo cameras with night vision can be activated by movement.
帶夜視鏡的攝像機壹有動靜就會啟動。
List out which valves are activated in the procedure.
列出在步驟中哪個閥門被觸發。