“under-lever”的概念、定义、翻译、参考文献-科学参考

单词	under-lever
释义	under-lever 下置杠杆
随便看	armillary sphere Armilliferidae arm indicator arming barrier arming pin arming press armlak arm length armlet arm-lung time test arm mixer arm nail arm of angle arm of couple arm of crane arm of fly wheel arm of force arm of mixer arm of ratchet arm of resisting couple arm of stability armor Armoracia armor casting armorclad

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