oversea small hydropower

例句：

1. 1. The company has a branchoffice in the overseas market.
   该公司在海外市场设有分支机构。
2. 2. Overseas students often facechallenges in their studies and homes.
   海外学生在学习上和家庭中常常面临挑战。
3. 3.The company's overseas expansion has beena key factor in its success.
   公司的海外扩张是其成功的关键因素。