sickle

音標發(fā)音

He swished the tops off weeds with a sickle.
他揮動鐮刀嗖嗖地割掉了雜草的草尖。
Family history. If your family has a history of an inherited anemia, such as sickle cell anemia, you also may be at increased risk of the condition.
家族史如果你有親人患有遺傳性的貧血，比如鐮刀細胞性貧血，那么你患有這種貧血的風險也會比一般人高。
On Christmas Day in 1991, the Hammer and Sickle Flag of the Soviet Union was lowered for the last time above the Kremlin and replaced with the Russian flag.
1991年圣誕節(jié)的那一天，以鐮刀斧頭為標志的蘇聯(lián)國旗在克里姆林宮最后一次地降了下來，并用俄羅斯國旗所取代。

They become sticky and harden into the shape of the letter C, like a sickle, a hand tool with a curved blade.
Here the unique thing was that there's a restriction site inside that is present in normal DNA and not present in sickle DNA.
剛才例子中,特性就是在正常的基因中,有酶切位點,而在患者的基因中卻沒有
耶魯公開課 - 生物醫(yī)學工程探索課程節(jié)選
It's a single gene defect and we know exactly where the genetic defect is in sickle cell.
是一種單基因缺陷,而且我們準確地知道,鐮狀紅細胞貧血的基因缺陷在哪里
耶魯公開課 - 生物醫(yī)學工程探索課程節(jié)選

Variations in the between-gene regions have been linked to sickle cell anemia and diabetes.
FORBES: Magazine Article

a tool with a short handle and a curved blade, used for cutting grass and grain crops

A sickle is a tool that is used for cutting grass and grain crops. It has a short handle and a long curved blade.