gāng / jìn / gōng / sī / shí / wǒ / zhǔ / yào / gěi / xiàng / mù / fù / zé / rén / dǎ / xià / shǒu

刚进公司时，我主要给项目负责人打下手。

When I first joined the company, I mainly assisted the project manager.