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Formal, exact and obstinate, he was also cold, suspicious, touchy and tactless.
严肃、严谨、倔强的他同时又冷漠、多疑、敏感、不会变通。
《柯林斯高阶英汉双解学习词典》
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Throughout his school life Darius was tactless and egocentric.
上学期间，达赖厄斯粗鲁冒失，而且总以自我为中心。
《柯林斯高阶英汉双解学习词典》
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She is well-intentioned, but her tactless manner tends to get people's backs up.
她倒是一片好心, 但方法不当容易使人生气.
《简明英汉词典》
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