Meaning and Usage
"真空" (zhēnkōng) literally means "true emptiness" or "vacuum." It refers to a space where air and other gases are removed, creating a near-empty environment. This term is commonly used in scientific contexts, such as physics and chemistry, as well as in everyday life when talking about vacuum packaging or vacuum cleaners.
Common Collocations
- 真空环境 (vacuum environment): used in labs or industrial settings.
- 真空包装 (vacuum packaging): a method to preserve food by removing air.
- 真空吸尘器 (vacuum cleaner): a household appliance that uses suction.
Usage Notes
When using 真空, it often describes a physical state rather than a metaphorical one. It is a technical term and usually appears in formal or scientific contexts, but also in practical daily life related to packaging or cleaning. Avoid confusing it with 空 (empty) alone, which can be more abstract or general. 真空 emphasizes the absence of air or matter.
Tone and Register
The word is neutral in tone and appropriate for both spoken and written Chinese, especially in technical or descriptive contexts.
Meaning and Usage
"真空" (zhēnkōng) literally means "true emptiness" or "vacuum." It refers to a space where air and other gases are removed, creating a near-empty environment. This term is commonly used in scientific contexts, such as physics and chemistry, as well as in everyday life when talking about vacuum packaging or vacuum cleaners.
Common Collocations
- 真空环境 (vacuum environment): used in labs or industrial settings.
- 真空包装 (vacuum packaging): a method to preserve food by removing air.
- 真空吸尘器 (vacuum cleaner): a household appliance that uses suction.
Usage Notes
When using 真空, it often describes a physical state rather than a metaphorical one. It is a technical term and usually appears in formal or scientific contexts, but also in practical daily life related to packaging or cleaning. Avoid confusing it with 空 (empty) alone, which can be more abstract or general. 真空 emphasizes the absence of air or matter.
Tone and Register
The word is neutral in tone and appropriate for both spoken and written Chinese, especially in technical or descriptive contexts.
Meaning and Usage
"真空" (zhēnkōng) literally means "true emptiness" or "vacuum." It refers to a space where air and other gases are removed, creating a near-empty environment. This term is commonly used in scientific contexts, such as physics and chemistry, as well as in everyday life when talking about vacuum packaging or vacuum cleaners.
Common Collocations
- 真空环境 (vacuum environment): used in labs or industrial settings.
- 真空包装 (vacuum packaging): a method to preserve food by removing air.
- 真空吸尘器 (vacuum cleaner): a household appliance that uses suction.
Usage Notes
When using 真空, it often describes a physical state rather than a metaphorical one. It is a technical term and usually appears in formal or scientific contexts, but also in practical daily life related to packaging or cleaning. Avoid confusing it with 空 (empty) alone, which can be more abstract or general. 真空 emphasizes the absence of air or matter.
Tone and Register
The word is neutral in tone and appropriate for both spoken and written Chinese, especially in technical or descriptive contexts.