打預防針 dǎyùfángzhēn to vaccinate Origin Definitions Defs Strokes Stroke Words Sentences Sents dǎyùfángzhēn to vaccinate 打 dǎ verb to mark; to apply to mark (a seal or stamp); to type (on a keyboard); to apply (wax, grease, or paint)预防针 預防針 yùfángzhēn vaccination an immunization injection given to prevent a specific diseasedǎyùfángzhēn to give a heads-up 打 dǎ verb to mark; to apply to mark (a seal or stamp); to type (on a keyboard); to apply (wax, grease, or paint)预防针 預防針 yùfángzhēn heads-up (figurative) a forewarning or preventive measure intended to prepare someone for something unpleasant or difficult