词汇	deficiency needd-need
释义	deficiency needd-need 匮乏需求
随便看	abstract of angle abstract of applied linguistics abstract of a speech abstract of a thesis abstract of bids Abstract of british historical statistics abstract of cockroach abstract of financial statement abstract of financial statements abstract of guiding drilling technic abstract of invention abstract of labor statistics Abstract of Log Book abstract of observed values abstract of posting abstract of record abstract of report abstract of scientific article abstract of semantic representation abstract of sweet tea abstract of thesis abstract of title abstract of tittle abstract of zenith distance abstract operation