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单词 call on
释义

call on

phrasal verb transitive
Other entries for this word
be on call phrase
have first call on phrase
call time on something phrase
Word Forms
present tense
I/you/we/theycall on
he/she/itcalls on
present participlecalling on
past tensecalled on
past participlecalled on
  1. 1

    call on

    or

    call upon

    (call on someone/something to do something) to officially ask a person or organization to do something

    The human rights group has called on the U.S. to end the death penalty.

    Synonyms and related words
    To make a request
    ask for
    invite
    request
  2. 2
    (call on someone) if a teacher calls on a student, they ask them to answer a question
    Synonyms and related words
    To ask a question or questions
    ask
    question
    demand
  3. 3
    (call on something) to decide to use something that someone can offer you

    We may need to call on professional help.

    Synonyms and related words
    To use something, or to be used
    repurpose
    use
    bring in
  4. 4
    (call on something) to produce a particular quality in yourself, especially by making a great effort

    She called on all her reserves of courage to face the ordeal ahead of her.

    Synonyms and related words
    To have an effect
    affect
    shape
    impact
  5. 5
    (call someone on something) ​informalto ask someone to prove a statement they have made
    Synonyms and related words
    To make a request
    ask for
    invite
    request
  6. 6
    (call on someone) ​mainly Britishto visit someone, usually for a short time

    We could call on my parents if we have time.

    Synonyms and related words
    To visit a person or place, or to be visited by someone
    visit
    go around
    call

call on

phrasal verb transitive
Other entries for this word
be on call phrase
have first call on phrase
call time on something phrase
Word Forms
present tense
I/you/we/theycall on
he/she/itcalls on
present participlecalling on
past tensecalled on
past participlecalled on
  1. 1

    call on

    or

    call upon

    (call on someone/something to do something) to officially ask a person or organization to do something

    The human rights group has called on the US to end the death penalty.

    Synonyms and related words
    To make a request
    call away
    call on
    send for
  2. 2
    (call on someone) to visit someone, usually for a short time

    We could call on my parents if we have time.

    Synonyms and related words
    To visit a person or place, or to be visited by someone
    visit
    go around
    call
  3. 3
    (call on something) to decide to use something that someone can offer you

    We may need to call on professional help.

    Synonyms and related words
    To use something, or to be used
    go towards
    bring in
    fall back on
  4. 4
    (call on something) to produce a particular quality in yourself, especially by making a great effort

    She called on all her reserves of courage to face the ordeal ahead of her.

    Synonyms and related words
    To have an effect
    shape
    impact
    affect
  5. 5
    (call someone on something) ​informalto ask someone to prove a statement they have made
    Synonyms and related words
    To make a request
    call away
    call on
    send for
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更新时间：2025/1/11 3:52:21