难保 nánbǎo cannot guarantee Origin Definitions Defs Strokes Stroke Words Sentences Sents Showing: cannot guarantee All meanings 2 nánbǎo 2 cannot guarantee 1difficult to protect 1 1 sentence for 难保 (nánbǎo — cannot guarantee) 谁也难保他明天不会变卦。 shéi yě nánbǎo tā míngtiān bù huì biànguà. No one can guarantee that he won't change his mind tomorrow. Source: Dong Chinese Dictionary