序 zeoi⁶ {xù}

1. order
2. sequence
3. preface

序跋 zeoi⁶ bat⁶ {xù bá}

preface and postscript

序號〔-号〕 zeoi⁶ hou⁶ {xù hào}

1. ordinal number
2. serial number
3. sequence number

序言 zeoi⁶ jin⁴ {xù yán}

1. preface
2. introductory remarks
3. preamble
4. prelude

序曲 zeoi⁶ kuk¹ {xù qǔ}

overture

序列 zeoi⁶ lit⁶ {xù liè}

sequence

序文 zeoi⁶ man⁴ {xù wén}

1. preface
2. foreword
3. preamble
4. recital (law)

序幕 zeoi⁶ mok⁶ {xù mù}

prologue

序數〔-数〕 zeoi⁶ sou³ {xù shù}

ordinal number

序列號〔--号〕 zeoi⁶ lit⁶ hou⁶ {xù liè hào}

1. serial number
2. product key (software)