intractable difficult to control
intonation rise and fall in the level of the voice：语调；声调 intractable difficult to control：倔强的；难对付的；难管的 intransigent showing strong ideas which cannot be changed by others’ wishes：不妥协的；不让步的；拒绝调解的 ..
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intractable difficult to control
难以控制的
以上为机器翻译结果，长、整句建议使用 人工翻译 。