stubborn

a.顽固的，坚决的

struck, structural, structuralism, structuralist, structurally, structure, strudel, struggle, struggle against, struggle for, struggle to one's feet, strum, strumpet, strung, strung up, strut, strychnine, stub, stubble, stubbly, stubbornly, stubbornness, stubby, stucco, stuccoed, stuck, stuck-up, stud, stud-book, student, student sociologist, student-body, studied, studio, studio couch, studio flat, studious, studiously, studiousness, study,