let toeflWords = [
            { "word": "instrument", "translation": "n. 工具、手段" },
            { "word": "therefore", "translation": "adv. 因此" },
            { "word": "tradition", "translation": "n. 传统" },
            { "word": "represent", "translation": "v. 代表、描绘" },
            { "word": "iceberg", "translation": "n. 冰山" },
            { "word": "store", "translation": "v. 储存" },
            { "word": "depend", "translation": "v. 依赖" },
            { "word": "general", "translation": "adj. 整体的、普遍的、大体的" },
            { "word": "contrast", "translation": "n. 对比、差别" },
            { "word": "predator", "translation": "n. 捕食者" },
            { "word": "against", "translation": "prep. 与……相反、违背、对比、以…为背景" },
            { "word": "survive", "translation": "v. 存活、挺过、比……活的长" },
            { "word": "nature", "translation": "n. 自然、本质" },
            { "word": "solar", "translation": "adj. 太阳的" },
            { "word": "architecture", "translation": "n. 建筑" },
            { "word": "primarily", "translation": "adv. 主要地" },
            { "word": "observe", "translation": "v. 观察（到）、遵从（法律等）" },
            { "word": "canal", "translation": "n. 运河" },
            { "word": "craft", "translation": "n. 手艺" },
            { "word": "reflect", "translation": "v. 反映、反射、反思" },
            { "word": "argue", "translation": "v. 论证" },
            { "word": "draw", "translation": "v. 画、得出、提取、轻拉" },
            { "word": "theater", "translation": "n. 剧院、戏剧表演" },
            { "word": "especially", "translation": "adv. 特别是、尤其" },
            { "word": "aggressive", "translation": "adj. 攻击性的" },
            { "word": "extreme", "translation": "adj.&n. 极度、极端、极大（的）" },
            { "word": "sense", "translation": "n. 意识" },
            { "word": "single", "translation": "adj. 单一的、单身的 v. 选中" },
            { "word": "previous", "translation": "adj. 先前的" },
            { "word": "obtain", "translation": "v. 获得" }
        ];