be [ iz, z, s ]

• n. a light strong brittle grey toxic bivalent metallic element

  同义词： beryllium glucinium atomic number 4

• v.
  • have the quality of being; (copula, used with an adjective or a predicate noun)
  • be identical to; be someone or something
  • occupy a certain position or area; be somewhere

    "What is behind this behavior?"

  • have an existence, be extant

    同义词： exist

  • happen, occur, take place
  • be identical or equivalent to

    同义词： equal

  • form or compose

    "These constitute my entire belonging"

    同义词： constitute represent make up comprise

  • work in a specific place, with a specific subject, or in a specific function

    同义词： follow

  • represent, as of a character on stage

    同义词： embody personify

  • spend or use time

    "I may be an hour"

  • have life, be alive

    同义词： live

  • to remain unmolested, undisturbed, or uninterrupted -- used only in infinitive form

    "let her be"

  • be priced at

    同义词： cost

以上来源于: WordNet