| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | drilling platform | China | Utilized for offshore oil and gas extraction in the South China Sea and Bohai Sea. | 1 |
| 2 | safety drill | China | Regularly practiced in schools and public areas with a focus on responses to natural disasters such as earthquakes and snowstorms, as well as fire safety. | 1 |