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Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
(指红细胞)呈异常的镰刀形。
sickles — third person singular of sickle
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(指红细胞)呈异常的镰刀形。；使(如红细胞)变形为异常的镰刀形,引起镰变。
Of red blood cells: to assume an abnormal crescent shape.
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(指红细胞)呈异常的镰刀形。
Of red blood cells: to assume an abnormal crescent shape.
使(如红细胞)变形为异常的镰刀形,引起镰变。
To deform (as with a red blood cell) into an abnormal crescent shape, to cause to sickle.
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Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.