2. The blast occurred when volatile chemicals exploded. 冲击波是在易挥发的化学品爆炸时产生的。
3. This kind of fierce nationalism is a powerful and potentially volatile force. 这种强劲的民族主义势力是一股强大和潜在的不稳定的力量。
4. It is like the sense of chill that follows immersion of the hand in a volatile liquid. 这很像把手浸入挥发性液体后的那种凉飕飕的感觉。
5. What the plants pump through the air is a mixture of chemicals known as volatile organic compounds, VOCs for short. 植物通过空气输送的是一种名为挥发性有机化合物（简称VOCs）的化学混合物。
