Taivo A Taiwan Mandarin dictionary

備而不用

bèiérbùyòng

ㄅㄟˋ ㄦˊ ㄅㄨˋ ㄩㄥˋ

Simplified 备而不用

  1. 1have sth ready just in case
  2. 2keep sth for possible future use

Keep 備而不用 and it comes back until you know it.

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