straining

v.损伤; 拉伤; 扭伤; 尽力; 竭力; 使劲; 过度使用; 使不堪承受strain的现在分词 现在分词：straining 柯林斯词典 N-VAR 压力;负担;重负If strain is put on an organization or system, it has to do more than it is able to do.The prison service is...