单词	droop
释义	droopdroop /drup/ verb Etymology ETYMOLOGYdroop Origin: 1200-1300 Old Norse drúpa Verb Table VERB TABLE droop Simple Form Present it droops Present droop Past it, they drooped Present perfect they have drooped it has drooped Past perfect it, they had drooped Future it, they will droop Future perfect it, they will have drooped Continuous Form Present they are drooping it is drooping Past they were drooping it was drooping Present perfect they have been drooping it has been drooping Past perfect it, they had been drooping Future it, they will be drooping Future perfect it, they will have been drooping Collocations COLLOCATIONS► eyelids ... droop  His eyelids were beginning to droop (=because he was sleepy). 1 [intransitive, transitive] to hang or bend down, or to make something do this:  Can you water the plants? They’re starting to droop. His eyelids were beginning to droop (=because he was sleepy).2[intransitive] to become sad or weak:  Our spirits drooped as we faced the long trip home.—droop noun [singular]—droopy adjective
随便看	underbelly underbrush undercapitalize undercapitalized undercarriage undercharge underclass underclassman underclothes undercoat undercount undercover undercurrent undercut underdeveloped underdog underdone underdressed underemployed underestimate underexpose underfed underfoot underfund underfunding

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