Backed by ten years of research, development and testing, the TOEFL iBT test redefines the way English is learned and measured.
基于十年的研究、开发和测试，托福网考重新定义了英语学习和测评的模式。
Backed by ten years of research, development and testing, the TOEFL iBT test redefines the way English is learned and measured.
基于十年的研究、开发和测试，托福网考重新定义了英语学习和测评的模式。
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