melting by heat

例句：

1. 1.The ice cream is melting in the hot sun.
   冰淇淋在炎热的太阳下正在融化。
2. 2. The snow was melting slowly as the temperature rose.
   随着温度上升，雪慢慢地融化了。
3. 3. The pot of sugar water was melting into a liquid.
   那个糖水罐子正在变成液体。