a tontas y a locas

Por el contrario, si se actúa a tontas y a locas es muy posible que los planes no salgan como se pensaba.
To the contrary, if you act too cloddish and foolish, it is very possible that your plans will not go as you thought.
¿Puedes imaginarte los resultados finales a los que llegaría un científico, si entrara al laboratorio y comenzara a mezclar diferentes cosas a tontas y a locas sin razón alguna?
Can you imagine the end results a scientist would arrive at if he went into the lab and just started mixing things together with no rhyme or reason?
Al esforzarnos por conducirlo y mantenerlo en este terreno, tenemos la convicción de conquistar para él más partidarios útiles que provocando, a tontas y a locas, manifestaciones de las cuales se podría abusar.
By striving to drive it and keep it in this area, we are convinced will win more supporters useful than causing the left and right manifestations of which could be abused.
– Señor Presidente, el Grupo de los Verdes/Alianza Libre Europea no quiere una Europa que juegue a tontas y a locas con nuestras prestaciones sociales y medioambientales, que forman parte de nuestra identidad europea.
– Mr President, the Group of the Greens/European Free Alliance does not want a Europe that plays fast and loose with our social and environmental benefits, which are part of our European identity.
Ofendes a la gente porque siempre hablas a tontas y a locas.
You offend people because you always say the first thing that comes to your mind.
No compres a tontas y a locas. Gástate el dinero en algo que necesites de verdad.
Don't buy things just for the sake of it. Spend your money on something you really need.
Si no quieres equivocarte otra vez, no lo hagas a tontas y a locas, planifícalo.
If you don't want to get it wrong again, don't do it without thinking. Draw out a plan for it.
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