A cog in the machine : বিরাট ব্যবস্থা বা পরিকল্পনার এক নগণ্য অংশ;
Related Words
a cog in the machineSee Words Also In
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Appropriate Prepositions
Appoint to(নিযুক্ত করা/হওয়া): Kibria has been appointed to the post of Headmaster.
Argue over (কোন বিষয়ে তর্ক করা): The kids are arguing over which TV program to watch.
Entrust to (কাউকে কোনো কিছু বিশ্বাস করে দেওয়া): He entrusted the thing to me.
Look up (ডিকশনারি থেকে শব্দার্থ খোঁজা): He is looking up a new word meaning from dictionary.
Play on (বাজানো): They play on the piano.
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Idioms
At dead of night (গভীর রাতে) The police caught the thief at dead of night.
At-fault (guilty-কিংকর্তব্যবিমূঢ়, অপরাধ, দোষ adj.) You are at fault.
At one’s elbow (near at hand — হাতের কাছে – adv.) His private secretary is always at his elbow.
Red tape (official formalities, অফিসের কাজ)— You would not believe the red tape involved in getting the required permits.
Short temper (রগচটা)— He is a man of short temper.