sickles

n.

镰刀( sickle的名词复数 )；

sickle cell镰状细胞；镰形红细胞

sickle cell disease贫血；镰状细胞疾病

sickle cell anemia[医]镰状细胞性贫血

1. There is a picture of the sickle on the flag.
   旗帜上有镰刀的图案。
2. He swished the tops off weeds with a sickle.
   他挥动镰刀嗖嗖地割掉了杂草的草尖。

Physician predictors of mammographic accuracy.
The policy environment and relative price efficiency of Egyptian private sector manufacturing: 1987/88–1995/96
Production Frontiers and Panel Data
Production Frontier and Panel Data
Potential contribution of computer-aided detection to the sensitivity of screening mammography.
PRODUCTION FRONTIERS WITH CROSS-SECTINAL AND TIME-SERIES VARIATION IN EFFICIENCY LEVELS
Effect of age, breast density, and family history on the sensitivity of first screening mammography.
Journal of Productivity Analysis
Periodic mammographic follow-up of probably benign lesions: results in 3,184 consecutive cases.
Comparison of Screening Mammography in the United States and the United Kingdom