Stories of USA Today
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 4000 Duolingo (A) - Spelling Practices
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n. 手风琴 a box-shaped musical instrument consisting of a folded central part with a keyboard


Spelling Word: accordion
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n. 积聚 increase by natural growth or addition; concentration


Spelling Word: accumulation
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a. 邻近的,毗邻的 adjoining; neighboring; close to; lying near


Spelling Word: adjacent
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a. 敏捷的,活泼轻快的 moving quickly and lightly; mentally quick


Spelling Word: agile
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n. 目标,计划 point or direct towards an object or spot with the intent of hitting it


Spelling Word: aim
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a. 外国的,外国人的,来自其他星球的 dissimilar, inconsistent, or opposed in nature; very different place, society, or person


Spelling Word: alien
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v. 暗指 refer casually or indirectly, or by suggestion


Spelling Word: allude
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n. 联盟,同盟者 confederate; partner; collaborator


Spelling Word: ally
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n. 高度 elevation especially above sea level; height


Spelling Word: altitude
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n. 抗生素,杀菌剂 any substance that can destroy or inhibit the growth of bacteria and similar microorganisms


Spelling Word: antibiotic