常見(jiàn)例句雙語(yǔ)例句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一詞亦指無(wú)脊椎動(dòng)物的附肢或運(yùn)動(dòng)器官，如海星的腕、章魚(yú)的觸手和腕足綱動(dòng)物的腕足。chinafanyi.com 返回 prehensile organ