1. The study is in the Lancet medical journal. 该研究发表在医学杂志《柳叶刀》上。
2. This is the impact the Lancet authors seek to identify. 《柳叶刀》的作者们正是试图确证这一影响。
3. It was a matter of joy for the patient that the could see objects through his operated eye and the doctor drew the lancet out slowly. 这大概是让病人感觉愉快的物质，这样可以通过他做手术的眼睛看到物体，医生慢慢地把小刀拉出。
英英解释
n.
1. an acutely pointed Gothic arch, like a lance
2. a surgical knife with a pointed double-edged blade; used for punctures and small incisions
