noun 下载 🔗分享 游离碱，碱基。 The purified, dry form of an amine, especially an alkaloid natural product, that is normally used in solution. Examples : "The chemist carefully weighed the freebase before dissolving it in the solvent for the experiment. " 这位化学家在将游离碱形式的物质溶解到溶剂中用于实验之前，仔细地称量了它。 chemistry substance compound technical medicine 与AI对话词汇游戏阅读练习
noun 下载 🔗分享 快克，纯可卡因。 (specifically) The purified, dry form of certain illegal drugs, especially cocaine. Examples : "The police found a small amount of freebase cocaine during the raid. " 警察在突袭行动中发现少量快克，也就是纯可卡因。 substance chemistry medicine police 与AI对话词汇游戏阅读练习
verb 下载 🔗分享 提炼，游离碱化。 To purify a drug by crystallization. Examples : "The chemist had to freebase the cocaine to remove impurities before testing its purity. " 为了在测试可卡因纯度之前去除杂质，化学家必须先提炼可卡因，使其游离碱化。 chemistry substance medicine 与AI对话词汇游戏阅读练习
verb 下载 🔗分享 吸食纯可卡因， 溜冰 To use a purified drug, especially cocaine, by heating it and inhaling the fumes produced. Examples : "He frebased the cocaine, despite knowing the dangers. " 尽管知道危险，他还是溜冰了（可卡因）。 substance medicine action 与AI对话词汇游戏阅读练习
