rigorous

strict tough firm stringent

If you can't stand the heat, get out of the kitchen. It's a dog's life. Where there's a will there's a way! a balancing act a baptism by fire a baptism of fire a dog's life a glutton for punishment a hard row to hoe a rough ride a tall story a torrid time a totally different ball game absolute across to bear

ظروف الدرجة والمقدار الصعوبة والمتاعب والإزعاج السهولة والتفاهة والسطحية