一声

一聲
yīshēng
first tone in Mandarin (high, level tone)

CEDICT

Entry Composition

1 一 yī
  1. one
  2. single
  3. a (article)
  4. as soon as
  5. entire; whole; all; throughout
  6. "one" radical in Chinese characters (Kangxi radical 1)
  7. also pr. yāo for greater clarity when spelling out numbers digit by digit
2 声 shēng
  1. sound
  2. voice
  3. tone
  4. noise
  5. reputation
  6. classifier for sounds