单词乎

rockshaft

音标['rɒkʃæft]

汉语翻译

n. 摇臂轴

详细解释


rock.shaft

n.(名词)
A shaft that oscillates or rocks upon its bearings but does not revolve.
摇臂轴:一种在轴承上来回摆动或摇动但不绕转的轴


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