头一回

頭一回
tóuyīhuí
  1. the first time
  2. for the first time

CEDICT

Entry Composition

1 头一 tóuyī the first
=2 回 huí
  1. to circle
  2. to go back
  3. to turn around
  4. to answer
  5. to return
  6. to revolve
  7. Hui ethnic group (Chinese Muslims)
  8. time
  9. classifier for acts of a play
  10. section or chapter (of a classic book)
=2 回 huí
  1. to curve
  2. to return
  3. to revolve
=2 回 huí variant of 回 huí

Related entries

初次 chūcì
  1. for the first time
  2. first (meeting, attempt etc)
初次穿着前要先清洗。

Wash before first wearing.

Source: Tatoeba

头回 tóuhuí
  1. for the first time
  2. on the previous occasion
  3. last time (something occurred)
破天荒 pòtiānhuāng
  1. unprecedented
  2. for the first time
  3. never before
  4. first ever
首次 shǒucì
  1. first
  2. first time
  3. for the first time
首次訂購可獲九五折的特別優惠。

Your initial order is subject to a special discount of 5%.

Source: Tatoeba