Definition
according to what is just, fair, or proper
依照道理或公平原則來說；理應如此
By rights, the most experienced employee should do this job.
依照道理，最有經驗的員工應該做這份工作。
By rights, he should have received that scholarship.
依照道理，他應該獲得那份獎學金。
By rights, we should have received a response by now.
依照道理，我們現在應該已經收到回應了。