expansion 核心詞議：
n. 膨脹；闡述；擴張物
expansion 基本解釋
速記方法
速記技巧
詞根詞綴法
拆
詞根ex向外的，pand諧音胖的
記
向外胖的，擴大，膨脹。sion名詞后綴，表示膨脹的名詞。
知識擴展
重要短語
thermal expansion 熱膨脹
business expansion 業務擴張，營業擴充
expansion coefficient 膨脹系數
expansion joint 伸縮縫；補償器
expansion 變化形式
復數： expansions
中文詞源：
expansion
精選例句
1、 “From the infinity small to the infinity large, contraction and expansion coming in and out of focus: amazing Flemish accuracy and the showy Baroque of old painting that he used in his museum-theatre in Figueras,” explains the Pompidou Centre.
蓬皮杜中心解釋說:“從無限小到無限大，收縮和擴張在焦點上進進出出:令人驚嘆的佛蘭德式準確性和他在菲格拉斯博物館-劇院中使用的巴洛克式老式繪畫。”
2、 “From the infinity small to the infinity large, contraction and expansion coming in and out of focus: amazing Flemish accuracy and the showy Baroque of old painting that he used in his museum-theatre in Figueras,” explains the Pompidou Centre.
蓬皮杜藝術中心解釋說:“從無限小到無限大，收縮和擴張在焦點上出現和消失:令人驚嘆的佛蘭德式精確和炫目的巴洛克式老畫，他在菲古拉斯的博物館-劇院中使用了這種風格。”[機器自動翻譯，如有錯誤，感謝糾錯]
1、 B)But as income inequality rises to record levels in the United States, even in the midst of a record economic expansion, those familiar images are outdated,hurtful, and counterproductive to focusing attention on solutions and building ladders of opportunity.
但是，隨著美國的收入不平等上升到創紀錄的水平，即使在創紀錄的經濟擴張中，那些熟悉的形象已經過時了，有害的，而且會適得其反，無法將注意力集中在解決方案和建立機會的階梯上。
1、 Chinese officials say the expansion in Antarctica prioritises scientific research, but they also acknowledge that concerns about ""resource security"" influence their moves.
中國官員表示，在南極洲的擴張優先考慮的是科學研究，但他們也承認，對“資源安全”的擔憂影響了他們的行動。
1、 The report also advocates greater study of foreign languages, international affairs and the expansion of study abroad programs.
該報告還提倡更多地學習外語、國際事務和擴大海外留學項目。
常見考點例句：
- A reading above 50 indicates expansion .
- 指數超過50即表示擴張。
- Work on volcan 's expansion plan has slowed .
- volcan公司因此減緩了其擴展計劃。
- We have got used to expansion and dominance .
- 我們必須習慣資源的膨脹和支配。
- That leaves a fair amount of room for expansion .
- 這為擴大范圍留下了相當數量的空間。
- But by itself expansion will not have done much .
- 但是依靠它自己的發展并不能做太多。