备用備用 bèi yòng — reserve
bèi (fourth tone, falling) yòng (fourth tone, falling)bei4 yong4
Traditional: 備用
reserve
Levels 7–9· 2021 three-band, nine-level proficiency standardverb
Meanings
reserve
reserve; spare; alternate; backup
verb
Traditional: 備用
reserve
reserve
reserve; spare; alternate; backup