1. Users can forbid apps to access their “identifier for advertisers” (IDFA) code, which singles out their device, and from tracking their activity across other firms’ apps and websites.

single out 单独挑出;特别选出

He said it was wrong to single out any section of society for Aids testing

他说把社会中的任何一部分人抽选出来做艾滋病检查都是不对的@KXa%7~j*|o。

2. The platforms best-placed to survive the shake-out are those with lots of consumer data of their own.

shake-out 重大变革，重组

This should be the year of a big shake-out in Italian banking

本年度意大利银行业将进行大规模重组sRSlj#*pEMt。

3. Apple knows where iPhone-users go, what time they wake up and much besides. It has a small but growing ad business, selling prominence in its app store, for instance.

for instance 例如;譬如

There are a number of improvements; for instance, both mouse buttons can now be used

在许多地方有了改进，例如，鼠标的左右键都可以使用了fmP5g)d.z[0j;[C^*!;。