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backward and forward

/ˈbækwəd ənd ˈfɔːrwəd/

翻译: 习语,表示反复来回移动,或对某事物了解得非常透彻。

1 个条目

phrase

/ˈbækwəd ənd ˈfɔːrwəd/B2informal
  • zh习语,表示反复来回移动,或对某事物了解得非常透彻。

An idiomatic expression meaning to move repeatedly in opposite directions, or to know something thoroughly and in great detail.

  1. Thoroughly or completelyB2informalamerican

    To know something very well, in every detail.

    zh了如指掌

    • He knows the city backward and forward.
    • She knows the script backward and forward.
    • I know this system backward and forward.
  2. Movement in both directionsB1formal

    Moving repeatedly in one direction and then the opposite direction.

    zh双向运动

    • The pendulum swung backward and forward.
    • He paced backward and forward in the waiting room.
    • The boat rocked backward and forward on the waves.