这两个词的含义很不一样,我先简单区分一下: **Authority(权威 / 权力)** - 指权力、管辖权:The manager has the authority to approve budgets.(经理有批准预算的权力) - 指权威人士/机构:She is an authority on Chinese history.(她是中国历史方面的权威) - the authorities