unprincipled
🇺🇸
/ʌnˈprɪnsəpld/
🇬🇧
/ʌnˈprɪnsəpld/
lacking a moral compass or ethical standards
The unprincipled businessman cheated his customers to make more money.
這位不講原則的商人為了賺更多的錢欺騙了他的顧客。