Condensation consists of small drops of water which form when warm water vapour or steam touches a cold surface such as a window.
双语例句
例： He used his sleeve to wipe the condensation off the glass.
他用袖子擦掉玻璃上凝结的水珠。
例： Silicon carbide crystals are formed by the condensation of supersaturated vapour.
碳化硅晶体是由过饱和蒸气凝成的。