significant
【重要意义,显著的】
significant 是一个形容词，表示“重要的，显著的，值得注意的”，通常用来描述某事物或某个事件在某个情境中的重要性或影响力。
1. 形容词 (adjective)
🔹 significant [sɪɡˈnɪfɪkənt] — 重要的，显著的，值得注意的
- 指某事物、事件或影响在某个范围或情境中具有重要意义或明显效果
- 例如：The discovery of penicillin was a significant breakthrough in medicine.
（青霉素的发现是医学领域的一个重要突破。） - 例如：There was a significant increase in sales after the new product launch.
（新产品发布后，销售量显著增加。）
- 例如：The discovery of penicillin was a significant breakthrough in medicine.
- 用于描述某个变化、差异或影响的大小或程度
- 例如：The temperature dropped by a significant amount overnight.
（气温在一夜之间下降了显著的程度。）
- 例如：The temperature dropped by a significant amount overnight.
2. 常见搭配 (collocations)
- significant difference — 显著差异
- 例如：There was a significant difference in the results between the two groups.
（两组之间的结果有显著差异。）
- 例如：There was a significant difference in the results between the two groups.
- significant impact — 显著影响
- 例如：The new policy had a significant impact on the economy.
（新政策对经济产生了显著影响。）
- 例如：The new policy had a significant impact on the economy.
- significant change — 显著变化
- 例如：The company made a significant change to its marketing strategy.
（公司对其营销策略做出了显著改变。）
- 例如：The company made a significant change to its marketing strategy.
3. 近义词对比
| 词汇 | 含义 & 用法 | 例句 |
|---|---|---|
| important | 重要的，具有影响力的 | The meeting was very important for the future of the project.（这次会议对项目的未来非常重要。） |
| notable | 值得注意的，显著的 | His notable achievements were recognized by the award.（他的显著成就得到了奖项的认可。） |
| considerable | 相当大的，显著的 | There was a considerable delay in the delivery.（交付时间有相当大的延误。） |
4. 总结
- significant (形容词)
① 重要的，显著的，指某事物对某个情境或领域具有较大影响或意义
② 值得注意的，通常用来表示明显的变化、差异或效果