Teenage girls from affluent backgrounds are more likely to have abortions than their less-privileged peers.
跟她们条件差些的同龄少女相比，家庭富裕的少女更倾向于选择堕胎。
2
For example, a program that needs a single root privilege may get started as root (say, by being setuid root) and then switch to running as a less-privileged user.