备而不用 bèi'érbùyòng to have something ready just in case Origin Definitions Defs Strokes Stroke Words Sentences Sents 备 備 bèi verb to prepare to prepare; to get ready; to make arrangements in advance而 ér particleconjunction [adverbial linker] Connects an adverb-like description to the following verb to show the manner, cause, or basis of an action.不用 bùyòng auxiliaryverb need not need not; there is no need to; does not require