一阵

一陣
yīzhèn
  1. a burst
  2. a fit
  3. a peal
  4. a spell (period of time)

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 阵 zhèn
  1. disposition of troops
  2. wave
  3. spate
  4. burst
  5. spell
  6. short period of time
  7. classifier for events or states of short duration