PHRASAL VERB 擴大範圍;拓展領域 If a person or an organization branches out, they do something that is different from their normal activities or work. 擴大範圍;拓展領域 [Also VERBPREPOSITION]
I continued studying moths, and branched out to other insects. [VERBPREP. prep./adv.]
我繼續研究飛蛾,並將研究範圍擴展到其他昆蟲。
ASEAN has branched out tentatively into the security business. [VERBPREP. prep./adv.]