大手；大螯肢的（尤指甲壳类动物等具有大前肢或螯的特征）
“macrochira”的音标：
英式 /ˈmækrəʊˈkaɪrə/，美式 /ˈmækroʊˈkaɪrə/
“macrochira”的用法和例句8句：
- The genus *Macrochira* includes several species of crabs characterized by their disproportionately large chelae.
- Macrochira morphology is often linked to specialized feeding behaviors in deep-sea decapods.
- Researchers observed that macrochira individuals exhibit stronger competition for mates due to their enlarged claws.
- Fossil records suggest macrochira traits evolved in response to increased predation pressure in ancient marine environments.
- The macrochira adaptation provides a significant advantage in crushing hard-shelled prey.
- In some coastal ecosystems, macrochira crabs are considered keystone species due to their burrowing activities.
- Genetic studies indicate that the development of macrochira is regulated by specific Hox genes.
- Macrochira species are often used as model organisms to study the evolution of limb specialization in arthropods.
以上参考资料是词义通为您整理的单词“macrochira”的解释和含义，如有错漏请向我们提供反馈意见。
来源：词义通 | 更新时间：2026-11-06 05:28:14 | 如有错漏欢迎反馈纠错
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