bidirectionally

副词 adv.
中文释义

英文释义

副词 adv.
  1. In opposite directions. not-comparable
    — The whole of the South Shields branch passed to the Tyne & Wear Metro in 1984 under the Tyneside Metropolitan Rail Act 1973, apart from a short section that was divided into two bi-directionally signalled lines (although interconnected by a series of loops that allow Metro trains to pass each other).

词源

Etymology tree
English bidirectional
Middle English -ly
English -ly
English bidirectionally
From bidirectional + -ly.
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