verb🔗Share扩张，扩大，扩展。 To change (something) from a smaller form and/or size to a larger one; to spread out or lay open."You can expand this compact umbrella to cover a large table."你可以把这把折叠伞撑开，它就能扩展到足够遮盖一张大桌子。areamassbusinesseconomyamountspaceessentialieltstoeicChat with AIVocabulary GamePractice Reading
verb🔗Share扩大，扩张 To increase the extent, number, volume or scope of (something)."A flower expands its leaves."花朵舒展开它的叶子。amountbusinesseconomyessentialieltstoeicChat with AIVocabulary GamePractice Reading
verb🔗Share详细阐述，详述。 To express (something) at length and/or in detail."The teacher expanded on the history of the Roman Empire, explaining its social structures in detail. "老师详细阐述了罗马帝国的历史，详细解释了它的社会结构。communicationlanguagewritingessentialieltstoeicChat with AIVocabulary GamePractice Reading
verb🔗Share展开， 扩展。 To rewrite (an expression) as a longer, yet equivalent sum of terms."Use the binomial theorem to expand {(x+1)}^4."使用二项式定理来展开{(x+1)}^4，把它写成更长的等价项之和。mathessentialieltstoeicChat with AIVocabulary GamePractice Reading
verb🔗Share展开，推演。 (of an expression) To become, by rewriting, a longer, yet equivalent sum of terms."The expression {(x+1)}^4 expands to x^4 + 4x^3 + 6x^2 + 4x + 1."表达式 {(x+1)}^4 展开后等于 x^4 + 4x^3 + 6x^2 + 4x + 1。mathlanguageessentialieltstoeicChat with AIVocabulary GamePractice Reading
verb🔗Share分子分母同乘以一数，扩分 To multiply both the numerator and the denominator of a fraction by the same natural number yielding a fraction of equal value"To simplify the fraction 2/4, we can expand it to 4/8. "为了简化分数2/4，我们可以把它扩分到4/8。mathessentialieltstoeicChat with AIVocabulary GamePractice Reading
verb🔗Share扩大，扩张. To change from a smaller form/size to a larger one."Many materials expand when heated."很多材料受热时会膨胀。physicsbiologychemistryphysiologybusinesseconomyscienceessentialieltstoeicChat with AIVocabulary GamePractice Reading
verb🔗Share扩大，扩张，扩展 To increase in extent, number, volume or scope."The company plans to expand its product line to include new types of clothing. "这家公司计划扩大其产品线，加入新款服装。businesseconomysciencetechnologyessentialieltstoeicChat with AIVocabulary GamePractice Reading
verb🔗Share详细阐述， 扩展， 详述. To speak or write at length or in detail."He expanded on his plans for the business."他详细地阐述了他的商业计划。languagecommunicationwritingessentialieltstoeicChat with AIVocabulary GamePractice Reading
verb🔗Share心情舒畅, 乐观, 感到振奋. To feel generous or optimistic."Seeing her son get a good grade on his test, Sarah expanded with happiness. "看到儿子考试得了高分，萨拉感到心里充满了喜悦，心情舒畅极了。attitudemindcharacteremotionessentialieltstoeicChat with AIVocabulary GamePractice Reading
