注射器 zhùshèqì syringe Origin Definitions Defs Strokes Stroke Words Sentences Sents 无针注射器 wúzhēnzhùshèqì jet injector a needle-free medical device that uses high pressure to deliver medicine through the skin皮下注射器 píxiàzhùshèqì hypodermic syringe hypodermic needle; hypodermic syringe