If the current node is already marked dirty, we don’t need to do anything and can skip it.
Again, to understand the class distribution of the various sports, one would have to take account of the representation which, in terms of their specific schemes of perception and appreciation, the different classes have of the costs (economic, cultural and ‘physical’) and benefits attached to the different sports—immediate or deferred ‘physical’ benefits (health, beauty, strength, whether visible, through ‘body-building’ or invisible through ‘keep-fit’ exercises), economic and social benefits (upward mobility etc.), immediate or deferred symbolic benefits linked to the distributional or positional value of each of the sports considered (i.e., all that each of them receives from its greater or lesser rarity, and its more or less clear association with a class, with boxing, football, rugby or body-building evoking the working classes, tennis and skiing the bourgeoisie and golf the upper bourgeoisie), gains in distinction accruing from the effects on the body itself (e.g., slimness, sun-tan, muscles obviously or discreetly visible etc.) or from the access to highly selective groups which some of these sports give (golf, polo etc.).。关于这个话题，新收录的资料提供了深入分析
，推荐阅读新收录的资料获取更多信息
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async fn load_batch(paths: string[], batch_size: int) - tensor<f32 {