Stories of USA Today
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 4000 Duolingo (R) - Spelling Practices
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n. 彩虹 arc of colored light in the sky caused by the refraction of the sun's rays by rain


Spelling Word: rainbow
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a. 極度貪婪的,捕食的,掠奪的 excessively greedy; predatory; taking by force; plundering


Spelling Word: rapacious
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ad. 很少地,罕有地 not often; in an unusual degree; exceptionally


Spelling Word: rarely
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v. 重新調整 adjust again after an initial failure


Spelling Word: readjust
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n. 領域 kingdom; domain ruled by a king or queen


Spelling Word: realm
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n. 長方形 a parallelogram with four right angles


Spelling Word: rectangle
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v. 使冷卻,冷藏 preserve by chilling; cool or chill something


Spelling Word: refrigerate
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n. 統治,支配 sovereignty; rule; dominance or widespread influence


Spelling Word: reign
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v. 減輕 free from a burden; alleviate; save from ruin


Spelling Word: relieve
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n. 居民 one who resides in a place permanently or for an extended period; dweller


Spelling Word: resident