a. not conforming to approved standards of social or professional behavior
a. 不道德的
1. Cheating on the exam is considered unethical.
在考试中作弊被认为是不道德的。
2. The company's unethical practices led to a loss of trust from customers.
公司的不道德行为导致顾客失去信任。
3. It is unethical to take credit for someone else's work.
把别人的工作归为己有是不道德的。