microinjector

例句：

1. 1. Themicroinjector is used to inject small amounts of liquid into the body.
   微注射器用于将少量液体注入体内。
2. 2.The microinjector was designed tobe used by medical professionals.
   微注射器被设计为由医疗专业人员使用。
3. 3. The microinjector was used to treat apatient with a rare disease.
   微注射器被用来治疗一位患有罕见疾病的患者。