That is to say, they sometimes moved back and forth.
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És a dir, a vegades es movien avant i arrere.
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Font: Covost2
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Two girls throw a ball back and forth in their backyard.
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Dues noies llancen una pilota d’un costat a l’altre al jardí de casa.
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Font: Covost2
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Taken literally, the phrase means to walk straight back and forth.
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Presa literalment, la frase significa caminar recte endavant i enrere.
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Font: Covost2
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This back-and-forth motion passes information through the cell membrane.
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Aquest moviment d’anada i tornada passa informació a través de la membrana de la cèl·lula.
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Font: MaCoCu
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It was very hard to get back and forth across the mountains.
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Era molt difícil travessar les muntanyes amunt i avall.
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Font: Covost2
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They communicated by writing Classical Chinese back and forth on paper.[2]
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Es comunicaven escrivint en xinès clàssic en papers.[2]
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Font: wikimedia
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As the balance wheel rocks back and forth, the ticking sound is heard.
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Quan el regulador oscil·la d’un costat cap a l’altre, se sent el tic-tac.
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Font: Covost2
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Two men walking back and forth through a japanese or chinese shopping center.
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Dos homes deambulant per un centre comercial japonès o xinés.
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Font: Covost2
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After a back and forth struggle, plans to raze the stadium were scrapped.
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Després d’enfrontaments d’anada i tornada, els plans per enderrocar l’estadi es van descartar.
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Font: Covost2
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Follow the oscillation step by step, in both back and forth motion Suggeriments:
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Seguir l’oscil·lació pas a pas, en ambdós moviments, cap arrere i cap avant
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Font: MaCoCu
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Mostra més exemples
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