not all that在这句里是什么个意思?NOT all that Mrs.Bennet,however,with the assis完整的句子如下：NOT all that Mrs.Bennet,however,with the assistance of her five daughters,could ask on the subject was sufficient to draw from her husband any satisfactory description of Mr.Bingley.再请帮我分析下整个句子，看不懂。

not all that在这句里是什么个意思?NOT all that Mrs.Bennet,however,with the assis
完整的句子如下：NOT all that Mrs.Bennet,however,with the assistance of her five daughters,could ask on the subject was sufficient to draw from her husband any satisfactory description of Mr.Bingley.
再请帮我分析下整个句子，看不懂。