opt in

英 [ɒpt ɪn]

美 [ɑːpt ɪn]

选择加入

柯林斯词典

PHRASAL VERB 决定参加；决定加入
If you canopt in tosomething, you are able to choose to be part of an agreement or system.
1. He proposed that only those countries which were willing and able should opt in to phase three...
  他提议只有那些有意愿而且有能力的国家才应参与第三阶段。
2. He didn't exactly opt out because he never opted in.
  确切地说他并没有退出，因为他压根儿就没有参加。

双语例句

And there are Android-based apps on the smartphone, like Gmail, that you can opt in for notifications on the watch.
智能手机上有一些基于安卓系统的应用如Gmail，你可以选择在手表上显示这些应用的相关通知。
The last thing to add is a mechanism for Mobile Safari users to opt out of the mobile view and then opt back in.
最后要添加的是MobileSafari用户选择退出手机视图然后选择重新进入的机制。
What is the cutoff date to opt in to transfer my account to FXCM UK?
选择将账户转移至FXCMUK的截止日期是何时？
The first step for a student in considering a career in meteorology or atmospheric sciences is to opt in favor of physical science courses and mathematics.
第一步，让学生在考虑投身气象或大气科学是选择赞成物理科学课程和数学。
Utilizing opt method in desulfurization and cyanide removal technique to produce clean cog
OPT法脱硫脱氰生产洁净煤气
Imagine, for a moment, if instagram had made this offer to users: you can opt in to a program that lets us sell your photos to third parties, and in exchange we will give you 10% of the revenue.
我们不妨设想一下，如果Instagram向用户提供这种服务：用户可以选择加入分享项目，允许Instagram将自己的照片出售给第三方，而用户将获得10%的照片收益。
Americans who want to make this sort of gift have to opt in& that is, indicate on a driver's license that when they die, they want their organs to be made available.
在美国，那些想捐器官的人必须自己做出抉择。也就是说，他们必须在驾照上写明死后器官可以被征用。
Aimed at the characteristics of multi-project production, multi-project production scheduling mode, based on two-level coordination, is developed to control plans inside enterprise by extending MRPII/ OPT in the single project to multi-project enterprise.
针对多型号生产的特点，将单型号内部的MRPII/OPT扩展到整个多型号企业，提出基于二级协调的多型号生产调度运行模式，以便更有效地控制企业内部的计划；
It would allow users to opt in to a browser setting that would tell third parties, usually advertisers, not to track their browsing activity.
依据法案，用户可以在浏览器中设置选项，从而告知广告商等第三方不要追踪其浏览行为。
The analysis of the optimal avalanche gain M opt in the distributed temperature sensor system based on the Raman-backscattering is presented.
本文对基于后向Raman散射分布式光纤测温系统中APD的最佳雪崩增益Mopt进行了分析。