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单词 at once 释义 at once, advb. phr.|twns|Also 3 at enes, 3–6 at ones, 4 at oones, at onis, atonys, 4–6 atones, -is, attones, -is, 5 at oonys, atte ones, attonys, 6 atons, att onis, attonce, 6– at once. North. 4–6 atanes, -is, atans, 6 atanse.[at pr...