/sʌbˈstændədˈ/ – adjective
Definition: không đạt tiêu chuẩn, kém chất lượng.
A more thorough explanation: “Substandard” refers to something that fails to meet the minimum acceptable quality or standard required by law or regulation. It implies that the item or service is below the expected level of quality or performance.
Example: The landlord was sued for renting out a substandard apartment that did not meet the minimum housing code requirements.