unlock
verb [ T ] uk/ʌnˈlɒk/ us/ʌnˈlɑːk/
B2 打开;（尤指用钥匙或电子设备）开（门）
to open something, especially a door that is locked (= fastened with a lock) using a key or an electronic device
I think I left the garage door unlocked. 我觉得我忘了锁上车库门。
（用密码）解锁（手机）
to enter a password or number in order to be able to use a mobile phone
You need to know the secret PIN to unlock your mobile phone upon power up. 您需要知道密码才能在开机时解锁您的手机。
解锁（某一特定网络运营商的手机）
to make a mobile phone able to be used on any mobile phone network
Once your phone is unlocked, you can buy and change SIM cards as you travel. 手机解锁后，您可以在旅行时购买和更换SIM卡。
unlock the mystery/secret of something 解开…之谜；发现…的秘密
to discover important new facts about something
A chemical has been discovered that may be the key to unlocking the mysteries of Parkinson's disease. 已发现一种化学物质，这可能是解开帕金森氏病之谜的钥匙。
unlock the imagination 放飞想象力
to make the imagination more active, producing interesting ideas and images
One of poetry's functions is to unlock the imagination. 诗歌的功能之一便是开启想象力。
- More examples
- Having my car stolen really taught me a lesson - I'll never leave it unlocked again.
- Leaving your house unlocked is an open invitation to burglars.