time-consuming

US /ˈtaɪm.kənˌsuː.mɪŋ/
UK /ˈtaɪm.kənˌsuː.mɪŋ/
"time-consuming" picture
1.

耗时, 费时

taking a lot of time to do or complete

:
The paperwork for the new project is very time-consuming.
新项目的文书工作非常耗时
Learning a new language can be a time-consuming process.
学习一门新语言可能是一个耗时的过程。