anti-freezing agent 基本例句 防冻剂 Shall I put some anti - freeze in the radiator?要不要在散热器里注入一些防冻剂？ Addition of an anti-freeze agent such as methanol or glycol to the gas stream to prevent hydrates from forming in a gas line.往气流中注防冻剂，如甲醇或乙二醇，可防止在气体管道中形成水合物。