The Chinese word '本质上' translates to 'essentially' in English. It is used to indicate an intrinsic, fundamental nature or character of something or the basic or inherent features of something, or to emphasize the basic, fundamental, or intrinsic aspect of a point that someone is making.

In Chinese, '检查员' means inspector and is used in similar contexts to English. It refers to a person who inspects something, especially for compliance with a specific set of standards. In various fields, including business, education, law enforcement, and public safety, there are inspectors.

In Chinese, '供应' refers to the act of providing something that is needed or wanted. It can be used in various contexts, such as in economics to discuss the production of goods and services, or in everyday language to talk about providing for someone's needs.

The Chinese word '应' is used similarly to the English word 'ought'. It's used to indicate duty or correctness, typically when criticizing someone's actions, expressing what would be ideal or emphasizing what one desires to happen. It is also used in formal contexts.

The Chinese word '简短' is used to describe something that is short in length or duration. This can apply to physical objects or periods of time, but is most commonly used in spoken or written Chinese to refer to text or speeches that are concise or not long-winded. For instance, you can use '简短' to describe a short message, a brief explanation, or a quick meeting.

The Chinese word '驯鹿' is used to represent the animal 'reindeer'. It can be used in the same contexts as the English word, such as in discussing wildlife, Christmas lore, or biology.