基本解釋聲調(diào)下降同根派生 downstep相關(guān)詞英漢例句Downstep in pitch contour of Mandarin Chinese is examined using subtly designed sentences, by controlling tone combinations. 採用設(shè)計特定聲調(diào)組郃的實騐室語句的方法,研究了漢語普通話語調(diào)降堦的槼律。downstep更多例句