let toeflWords = [
            { "word": "research", "translation": "n.&v. 研究" },
            { "word": "emotion", "translation": "n. 感情" },
            { "word": "relatively", "translation": "adv. 相对地" },
            { "word": "significant", "translation": "adj. 重大的、重要的" },
            { "word": "public", "translation": "adj. 公开的、公众的" },
            { "word": "demand", "translation": "v.&n. 需要、要求" },
            { "word": "local", "translation": "adj. 当地的、地方的" },
            { "word": "various", "translation": "adj. 各种不同的" },
            { "word": "rise", "translation": "v.&n. 上升、崛起" },
            { "word": "characteristic", "translation": "n. 特征" },
            { "word": "culture", "translation": "n. 文化、文明" },
            { "word": "infant", "translation": "n. 婴儿" },
            { "word": "recent", "translation": "adj. 最近的" },
            { "word": "site", "translation": "n. 场所、地点" },
            { "word": "property", "translation": "n. （物质、物体的）特性、财产" },
            { "word": "atmosphere", "translation": "n. 大气" },
            { "word": "reduce", "translation": "v. 减少、降低" },
            { "word": "deposit", "translation": "n. 沉积物 v. 沉积、沉淀" },
            { "word": "statement", "translation": "n. 陈述声明" },
            { "word": "settle", "translation": "v. 解决、定居、确定" },
            { "word": "melt", "translation": "v. （使）融化、熔化" },
            { "word": "Pacific", "translation": "adj. 太平洋（的）" },
            { "word": "available", "translation": "adj. 可获得的、可用的、空的" },
            { "word": "direct", "translation": "adj. 直接的" },
            { "word": "industry", "translation": "n. 行业、工业" },
            { "word": "vary", "translation": "v. 改变、相异" },
            { "word": "range", "translation": "n. 范围、大牧场、山脉" },
            { "word": "subject", "translation": "n. 主题、实验对象、国民 v. 使遭受 adj. 可能遭受" },
            { "word": "role", "translation": "n. 作用" },
            { "word": "establish", "translation": "v. 建立、确立、证实" },
            { "word": "tend", "translation": "v. 倾向于、照顾、控制" },
            { "word": "compare", "translation": "v. 对比" },
            { "word": "insect", "translation": "n. 昆虫" },
            { "word": "replace", "translation": "v. 代替" },
            { "word": "attract", "translation": "v. 吸引" },
            { "word": "clay", "translation": "n. 黏土" },
            { "word": "marine", "translation": "adj. 海洋的" },
            { "word": "current", "translation": "adj. 当前的 n. （洋、电、水）流" },
            { "word": "improve", "translation": "v. 改进、提高" },
            { "word": "value", "translation": "n. 价值、值" },
            { "word": "raise", "translation": "v. 使变高（提升、增加）、筹集、饲养、种植、提出（问题等）" },
            { "word": "maintain", "translation": "v. 保持、坚持认为" },
            { "word": "ant", "translation": "n. 蚂蚁" },
            { "word": "periodic", "translation": "adj. 周期的、定期的" },
            { "word": "metal", "translation": "n. 金属" },
            { "word": "native", "translation": "adj. 本土的" },
            { "word": "identify", "translation": "v. 识别、发现" },
            { "word": "valley", "translation": "n. （山、河）谷" },
            { "word": "specific", "translation": "adj. 特定的、明确的" },
            { "word": "origin", "translation": "n. 起源" },
            { "word": "grain", "translation": "n. 谷物、颗粒" },
            { "word": "primary", "translation": "adj. 主要的、最初的、原始的" },
            { "word": "mammal", "translation": "n. 哺乳动物" },
            { "word": "formation", "translation": "n. 形成、地层" },
            { "word": "complex", "translation": "adj. 复杂的 n. 复合体" },
            { "word": "steam", "translation": "n. 蒸汽" },
            { "word": "agriculture", "translation": "n. 农业" },
            { "word": "particle", "translation": "n. 颗粒" },
            { "word": "aspect", "translation": "n. 方面" },
            { "word": "experiment", "translation": "n.&v. （做）实验" }
        ];