他们必须每人作一首严格押头韵的诗。They must each compose a poem in strict alliterative metre.这四个T头韵押得有韵味。The four T's alliterate well.在理论上我们选择有点儿粗俗的头韵来帮助记忆.We chose alliteration on the theory a little vulgarity enhances memory....
这种植物是耐寒的一年生植物.The kind of plant is a hardy annual.玉米是一年生植物.Corn is one of an annual.在温带地区一年以上的嫁接植株通常比一年生的成活率高.In temperate regions more than one - year - old often survive better than one - year - old plants....