着手 + Verb Phrase
着手 (zhuóshǒu) means "to start" or "to set about," indicating the beginning of a task or undertaking. It implies taking concrete initial steps toward accomplishing something and is often followed by a verb phrase describing the action being started.
我们已经着手准备明年的项目方案了。
Wǒmen yǐjīng zhuóshǒu zhǔnbèi míngnián de xiàngmù fāng'àn le.
We have already started preparing next year's project plan.
警方立刻着手调查这起案件。
Jǐngfāng lìkè zhuóshǒu diàochá zhè qǐ ànjiàn.
The police immediately began investigating the case.
他决定着手写一本关于旅行的书。
Tā juédìng zhuóshǒu xiě yī běn guānyú lǚxíng de shū.
He decided to start writing a book about travel.