Productive adj. 多产的
Eventually adv. 最终
Prosperity V. 繁荣
Nevertheless adv. 然而
Reserve V. 保留
Preserve V. 维持
Occupation V.职业
Sufficiently adv. 足够的
Affect V. 影响
Constantly adj. 不断的.
Continually adv. 时刻
Manufacture V. (通常指大量)生产
Professional adj. 专业的
Vigorously adv. 精力旺盛地
Substitution n. 替换
Peculiar adj. 古怪的;独特的
Convention n. 习俗
Lay (其过去式：laid) V. 放置
Wander V. 闲逛
Wonder V. 疑惑
Admission n. 准许进入
Intense adj. 剧烈的
Gravely adv. 严肃地
Specialize V. 专门从事
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