By giving them regular cleaning and injections. 通过定期清洁和疫苗注射
For Droujkova, high-level math is important, and what it could use in American classrooms is an injection of childlike wonder.
Blood samples taken from persons experiencing intense fear or anger when injected into guinea pigs have killed them in less than two minutes.
Traditional handbag makers are injecting more fun into their designs. 传统的手袋制作者在他们的设计中注入了更多有趣的元素。
They need to inject more money into sports facilities. 他们需要在体育设施上投入更多的资金。
The children hate having injections. 孩子们讨厌打针。