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(zhì)，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(diǎn)
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(diǎn)時(shí)最好是呆在室內(nèi)，除非你迫于生計(jì)而不得不外出。