The term may also denote the limb or the locomotive or prehensile organ of an invertebrate (e. g. , the ray of a starfish or the tentacle of an octopus).
arm一词亦指无脊椎动物的附肢或运动器官,如海星的腕、章鱼的触手和腕足纲动物的腕足。
The term may also denote the limb or the locomotive or prehensile organ of an invertebrate (e. g. , the ray of a starfish or the tentacle of an octopus).
arm一词亦指无脊椎动物的附肢或运动器官,如海星的腕、章鱼的触手和腕足纲动物的腕足。
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