activation
US
UK activation n: (switching on)
SC 启动 qǐ dòng
TC 啓動
TC 啓動
SC 激活 qǐ dòng，jī huó
After activation of your new SIM card, your old card will no longer work.
activation n: (bomb, etc.: making live)
SC 引爆 yǐn bào
The activation of a land mine caused several injuries.