touch on

关系到，涉及

Tory, Toryism, toss, toss a coin, toss-up, tot, total, totalitarian, totalitarianism, totality, totalizator, totalisator, totally, tote, totem, totem-pole, totter, tottery, toucan, touch, touch off, touch up, touch-and-go, touch-judge, touch-line, touch-type, touchdown, touche, touched, touchily, touchiness, touching, touchingly, touchy, tough, tough (also toughie / 5tQfI; `tQfI/), toughen, toughness, toupee, tour, tour de force,