Steam is condensed into water when it touches a cold surface.
蒸气接触冷的表面时，即凝结为水。
Steam is condensed to water when it touches a cold surface.
蒸汽触及冷的表面即凝结成水。
Steam is condensed to water when it touches a cold surface.
水蒸气一接触冷的一面立即凝结成水。
Steam is condensed to water when it touches a cold surface.
水蒸气一接触冷的一面立即凝结成水。
应用推荐