| 单词 | harmless substance |
| 释义 | harmless substance It sounds like a brilliant idea, a harmless substance to comfort someone. Times, Sunday Times If this happens, the formaldehyde will immediately be transformed into a harmless substance. Retrieved from Wikipedia CC BY-SA 3.0 A later statement reported that the dye was a harmless substance which was mixed with water and could be washed off clothing with soap and water. Retrieved from Wikipedia CC BY-SA 3.0 Allergic reactions occur when the body's defences react to harmless substances, such as pollen, and research suggests that diverting the immune system could be a successful way of preventing them. Times, Sunday Times Being an element, mercury can not be broken down or degraded into harmless substances. Retrieved from Wikipedia CC BY-SA 3.0 |
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