难浮的difficult: adj. 1.困难的,(工作等)艰难的。 2.执拗的,顽 ...float: vi. 1.漂浮,浮起 (opp. sink); 飘流, ...difficult-to-float: 难浮的; 难浮起的be difficult of: 难于, 不易be difficult to: 很难去……下载手机词典可随时随地查词查翻译