One-track : নিছক একমুখী; অনন্যনিবেশী; একমুখো;
Related Words
on the rack  one-track  See Words Also In
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Appropriate Prepositions
Born of(জন্মগ্রহণ করা): I was born of a middle class family.
Care of(যত্ন নেওয়া): You should take care of your health.
Deaf to, of, in (না শোনা, বধির হওয়া): The boy is deaf to his father’s advice. This man is deaf of/in one ear.
Fantasize about (কল্পনা করা): They fantasized about winning the lottery.
Run after (পশ্চাদানুসরণ করা): Do not run after money.
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Idioms
Dead against (তীব্র বিরোধী - strongly opposed to): I am dead against corruption.
Far and wide (সর্বত্র): His fame spread far and wide.
Make head or tail – (মাথামুন্ডু বুঝা) – I cannot make head or tail of what you say.
Out of temper (ক্রুদ্ধ): The teacher is out temper to see the overall results.
With the sweat of one’s brow (মাথার ঘাম পায়ে ফেলে) — He earns his livelihood with the sweat of his brow.