deactivate

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++de·ac·ti·vate /diːˈæktɪveɪt/ verb [transitive]  to switch something off, especially a piece of equipment, or to stop it from being used anymore 关闭；使无效 OPP activate You need to type in a code number to deactivate the alarm. 你要输入一个密码来关闭警报。→ See Verb table

Examples from the Corpus

deactivate• In 1976, the old lighthouse was deactivated.• If it was a blue barrier then, hopefully, by jumping on to a blue button the barrier would deactivate.• Almost all people are at greater risk if they deactivate an air bag.• The intention was simple, to destroy or deactivate any cancer cells in my body.• However there is a solution to your question about how to deactivate the rogue 1-2-3.• The San Francisco Giants deactivated wide receiver Chuck Robinson.

de·ac·ti·vate verbChineseSyllable  

Corpus something switch piece off, of or a equipment, to especially

deactivate
de‧ac‧ti‧vate /diːˈæktəveɪt, diːˈæktɪveɪt/ verb [transitive]
to switch something off, especially a piece of equipment, or to stop it from being used any more
   OPP  activate:
    You need to type in a code number to deactivate the alarm.

de·activ·ateBrE /ˌdiːˈæktɪveɪt/ 🔊NAmE /ˌdiːˈæktɪveɪt/ 🔊 verbpresent simple - I / you / we / they deactivate BrE /ˌdiːˈæktɪveɪt/ 🔊 NAmE /ˌdiːˈæktɪveɪt/ 🔊present simple - he / she / it deactivates BrE /ˌdiːˈæktɪveɪts/ 🔊 NAmE /ˌdiːˈæktɪveɪts/ 🔊past simple deactivated BrE /ˌdiːˈæktɪveɪtɪd/ 🔊 NAmE /ˌdiːˈæktɪveɪtɪd/ 🔊past participle deactivated BrE /ˌdiːˈæktɪveɪtɪd/ 🔊 NAmE /ˌdiːˈæktɪveɪtɪd/ 🔊 -ing form deactivating BrE /ˌdiːˈæktɪveɪtɪŋ/ 🔊 NAmE /ˌdiːˈæktɪveɪtɪŋ/ 🔊~ sth to make sth such as a device or chemical process stop working 使（仪器等）停止工作；使失活；使（化学过程）灭活化（或减活化、钝化）◆Do you know how to deactivate the alarm? 你知道如何让闹钟不响吗？🔊🔊