单词	at leisure
释义	请查阅词条：at one's leisure
随便看	characteristic gesture characteristic impedance characteristicness characteristic of characteristic piece characteristic polynomial characteristic radiation characteristics characterizable characterization characterizations characterize characterized characterizer characterizes characterizing characterless characterless characterological characterologically characterologically characterologist characterology character part character piece 上来上架上校上梁不正下梁歪上款上水上水道上江上流上浆 Rückstandgas Rückstandsbildung Rückstandserzeugnis Rückstandsschicht Rückstandsöl Rückstau Rückstellen Rückstellfeder Rückstellhebel Rückstellkommando