致力于 zhìlìyú to work for
to work for; to devote one's efforts to
How to remember 致力于: 致 to send + 力 power + 于 at = to work for.
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How it is used
- To devote oneself to / work hard toward - 致力于环境保护 (zhìlì yú huánjìng bǎohù) committed to environmental protection.
- Always 致力于 + a worthy cause or goal; signals sustained, earnest dedication.
- Formal register, common in mission statements and bios.