常見例句雙語(yǔ)例句Niumu spectrum to the standard line, with signs that the level of sound, but does not show the length of the value of the sound.紐姆譜以橫線爲(wèi)標(biāo)準(zhǔn)，用符號(hào)表示音的高低，但不顯示音值長(zhǎng)短。wlb200915.blog.163.com 返回 line standard of length