duration of risk clause

例句：

1. 1. The company's policy on environmental protection is toensure the duration of risk clauses.
   该公司的环保政策是确保风险期限。
2. 2. Theagreement stipulates that the durationof risk clauses must be clearly defined.
   协议规定风险期限必须明确定义。
3. 3. Thecompany has been operating for over a decade, and the duration of risk clauseshas not yet expired.
   公司已经运营了十多年，风险期限尚未到期。