unilaterally
🇺🇸
/ˌjuːnɪˈlætrəli/
🇬🇧
/ˌjuːnɪˈlætrəli/
done by only one side in a situation, without the other side's agreement
The company decided to act unilaterally, without considering the other party's opinion.
该公司决定单方面行动,没有考虑对方的意见。