美 [ˈsɪkl ʃeɪpt]
镰形的
镰状的
镰刀状
镰刀形 ( sickle-shaped )：如 大叶相思。
钩状的弯曲的和一端尖细的；镰刀状的Curved and tapering to a point; sickle-shaped ..
... sickle grinder 磨刀石,切割刀片磨石... sickle-shaped 镰刀形的 hammer and sickle 锤子和镰刀(图案)...
Gene therapies are another option: these might restore sickle-shaped cells to normal.
基因疗法是另一个选择：可以将镰刀形细胞修复，变成正常的细胞。
A sickle-shaped creature was darting toward Chimney Rock, two sandstone pinnacles that cap a long, narrow rock platform.
一只状如镰刀的精灵箭一般地飞向烟囱岩。烟囱岩是两截尖锥形砂岩，如帽子形状盖在一个狭长的岩石台基上。
Deinonychus, or "terrible claw" after the sickle-shaped talon on each hind foot, stood about 11 feet from head to tail and was a lithe predator.
这种被称为恐爪龙(Deinonychus)的恐龙后足上存在镰刀般的利爪，从头到尾的身长约为3.3米，是一种非常敏捷的掠食者。