One way to picture expand: something pushing from the inside until it takes up more room — air filling a balloon. The same outward push describes a company reaching into new places, and even a quiet person opening up and talking more freely.
登入就可以看每一支怎麼連回核心畫面。
原始詞典資料11 筆記錄
以下是外部詞典記錄的用法，摘錄並精簡格式，我們還沒有寫成教學內容。上面的說明才是我們自己寫的；有些用法可能上面已經講過了。
expandverb/ɪkˈspænd/
- 1
To change (something) from a smaller form or size to a larger one; to spread out or lay open.
- You can expand this compact umbrella to cover a large table.
- 2
To increase the extent, number, volume or scope of (something).
- A flower expands its leaves.
- Then with expanded wings he steers his flight.
- 3
To express (something) at length and/or in detail.
- 4
algebramathematicssciencesTo rewrite (an expression) as a longer, yet equivalent, sum of terms.
- Use the binomial theorem to expand #123;(x#43;1)#125;⁴.
- 5
algebramathematicssciencesTo become, by rewriting, a longer, yet equivalent, sum of terms.
- The expression #123;(x#43;1)#125;⁴ expands to x⁴#43;4x³#43;6x²#43;4x#43;1.
- 6
arithmeticTo multiply both the numerator and the denominator of a fraction by the same (non-zero) number (which yields a fraction of equal value).
- Expanding 4#47;7 by 3 gives 12#47;21.
- 7
To change or grow from smaller to larger in form, number, or size.
- Many materials expand when heated.
- This compact umbrella expands to cover a large table.
- 8
To increase in extent, number, volume or scope.
另外 3 個記錄的用法
- 9
To speak or write at length or in detail.
- He expanded on his plans for the business.
- There was some laughter, and Roddle was left free to expand his ideas on the periodic visits of cowboys to the town. “Mason Rickets, he had ten big punkins a-sittin' in front of his store, an' them fellers from the Upside-down-F ranch shot 'em up […]”
- 10
To feel generous or optimistic.
- 11
computingengineeringmathematicsIn a hierarchical list (such as a directory tree or table of contents), to show the subentries of (an entry).
摘錄自 英文維基詞典 English Wiktionary，已精簡格式；依 CC BY-SA 4.0 授權使用，改動後的內容同樣以此授權提供。