verb🔗Share集中，聚集。 To bring to, or direct toward, a common center; to unite more closely; to gather into one body, mass, or force."to concentrate rays of light into a focus"把光线集中于一个焦点。actionmindenergyprocessChat with AIVocabulary GamePractice Reading
verb🔗Share浓缩，提炼 To increase the strength and diminish the bulk of, as of a liquid or an ore; to intensify, by getting rid of useless material; to condense."to concentrate acid by evaporation"通过蒸发来浓缩酸chemistrysubstanceprocessscienceChat with AIVocabulary GamePractice Reading
verb🔗Share集中，聚集。 To approach or meet in a common center; to consolidate."Population tends to concentrate in cities."人口往往倾向于集中在城市里。mindactionabilityprocessChat with AIVocabulary GamePractice Reading
verb🔗Share集中，专心. To focus one's thought or attention (on)."Let me concentrate!"让 我 专心 一点！mindabilityactionprocessChat with AIVocabulary GamePractice Reading
