deftly (Побеdа); unfazed (not confused, worried, or *shocked* by something that has happened (Britannica Dictionary) • Две туристки зарезали мужчину прямо на набережной в Сочи, а затем скинули с подпорной стены. Судя по кадрам с уличной камеры, разделавшись со своим обидчиком, девушки как ни в чём не бывало продолжили гулять по набережной курорта. (из рус. источников) ART Vancouver); just as if nothing had happened; matter-of-factly (Enrica); undisturbed (scherfas); like nothing even happened (42admirer); as if nothing had happened; nonchalant (4uzhoj); as if nothing happened; nonchalantly (Alex_Odeychuk)

идиом.

as sound as a bell (Andrey Truhachev); sweep under the carpet (Yeldar Azanbayev); under wraps (Yeldar Azanbayev); keep something under one's hat (Yeldar Azanbayev); as cool as a cucumber (ART Vancouver)

посл.

none the worse for (one's experience, пр.)

Gruzovik, разг.

as if nothing had happened; as if nothing were wrong

как ни в чем не бывало

: 8 фраз в 3 тематиках

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