常見例句I can tell the difference between a flat and a double flat notation. 我可以分別降半音符號與雙倍降半音符號之間的區(qū)別。Double Flat lron Large Bus Wiping Arm 雙扁鉄大巴刮臂double flat bottom evaporating dishes 平底蒸發(fā)皿He is working double tides to finish his essay. 他日夜苦乾，趕寫他的文章。I do not realize it is a double feature. 我原先不知道這是雙片連映。Double agents live in a perpetual state of fear. 兩麪派永遠(yuǎn)過著提心吊膽的生活。 返回 double flat