E.g.

We need helpers of all types, engineers, scientists (e.g. geologists) and teachers.

我们需要各方面的帮手：工程师、科学家（例如地质学家）和教师。

popular pets, e.g. cats and dogs

很多人喜爱的宠物，如猫和狗

Or consider how you can acquire these skills, e.g. by taking extra courses.

或者考虑你该如何获取这些技术，比如再修读几门课程。