The doctor was associated in the child's mind with injections and pains.在孩子的心里,医生总是使他联想到打针与疼痛.Injections of vitamin C are obviously advantageous.注射维生素C显然是有利的.He has occasional injections to maintain his good health ...
People who suffer from allergies can sometimes be injections to help desensitize them.患过敏反应的人有时可用注射针剂以帮助脱敏.He has occasional injections to maintain his good health but otherwise he lives a normal life.他偶尔要注射药物保持身体健康，但除此之...