sickle

音標(biāo)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(xì)胞性貧血，那么你患有這種貧血的風(fēng)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(biāo)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(xué)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(zhǔn)確地知道,鐮狀紅細(xì)胞貧血的基因缺陷在哪里
耶魯公開課 - 生物醫(yī)學(xué)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.