smoke-free是随意吸烟的意思。
举一反三
- Smoke free的中文含义是（） A: 吸烟区 B: 禁止吸烟 C: 吸烟自由
- ______ you to smoke?(你过去常吸烟吗)
- ______ you to smoke?（你过去常吸烟吗） A: Did B: Used
- Which of the following is NOT a solution to preventing the harm of secondhand smoke A: We should stay away from smokers. B: We should clean the air in buildings. C: We should establish smoke-free area. D: We should lay a ban on tobacco production.
- Free running 意思是“跑酷”，属于极限运动。