名詞 freezing point:

1. the temperature below which a liquid turns into a solid
   同義詞：melting point

1. A substance, often a liquid such as ethylene glycol or alcohol, mixed with another liquid to lower its freezing point.
   防凍劑，防凍液，抗凝劑一種物質，通常是液體，如乙二醇或酒精，和另一種液體混合來降低冰點
2. It's best to keep in while the temperature is so for below freezing point, unless you have to go out to earn your living.
   氣溫大大低于冰點時最好是呆在室內(nèi)，除非你迫于生計而不得不外出。