tertiary
US /ˈtɝː.ʃi.er.i/
UK /ˈtɝː.ʃi.er.i/

1.
第三的, 第三级
third in order or level
:
•
The tertiary sector of the economy focuses on services.
经济的第三产业侧重于服务业。
•
She received a tertiary education after high school.
高中毕业后,她接受了高等教育。
第三的, 第三级
third in order or level