片面义务契约

例句：

1. 1. The company's policy on employee benefits is a unilateral obligation contract between the company and itsemployees.
   公司的员工福利政策是公司与员工之间的单方面义务合同。
2. 2. The agreement wasmade under the premise of mutually beneficial, but it turned out to be aunilateral obligation contract.
   该协议是在互利的基础上达成的，但最终变成了单方面的义务合同。
3. 3. The company's decision towithhold bonuses from employees was a unilateral obligation contract that violated labor law.
   公司决定不给员工发奖金的决定违反了劳动法，是一种单方面的义务合同。