摘要：exact; accurate正确的, 准确的 plete; unqualified全然的.绝对; Practice makes perfect. 熟能生巧. the perfect tenses[语法]完成时 adv. perfectly quite; quite well; completely 十分地, 美好地,完全的,全然地 perform [p[5fC:m]v. 1.to do; carry out 实行, 做

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