1.
opening; the first part of something
The very beginning of a piece of writing, a speech, a song, or a race — the part that sets the tone for what follows. It is nearly always used with an evaluation attached: a good 出だし or a bad one.
Related Words
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冒頭 (the opening)
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スタート (start)
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書き出し (opening lines)
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滑り出し (start)