available

on Basic words

also on

• Academic Word List (AWL)?
• CEFR Elementary (A2)?
• CEFR Upper intermediate (B2)?
• CEFR Advanced (C1)?
• Academic Vocabulary List (AVL)?
• Band 2 (BND2)?
• Band 3 (BND3)?

有用的,有空的

• available

  available

  (adjective)

  有用的,有空的
• availability

  availability

  (noun)

  可用性,实用性,有效性
• unavailable

  unavailable

  (adjective)

  不能利用的,不近便的,难以获得的
• unavailability

  unavailability

  (noun)

  不可获得,不适用,效用

Forms

adjective	noun
available	availability
unavailable	unavailability

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