Seismograph : ভূমিকম্প-নির্দেশক যন্ত্র;
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seismograph  seismography  See Words Also In
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Appropriate Prepositions
Arrive at(উপস্থিত হওয়া, পৌছানো): The train arrived at Dhaka station on time.
Contribution to (অবদান): His invention made a major contribution to road safety.
Good for, at (ভাল): This man is good for nothing. He is good at English.
Identical with (একই ধরণের): You are identical with your sister.
Subsist on (বেঁচে থাকা): The poor subsist mainly on rice and pulses.
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Idioms
All at once - (হঠাৎ): I feel terribly sleepy all at once.
Breathe one’s last (decease, die- শেষ নিঃশেষ ত্যাগ করা, মরে যাওয়া) The man breathed his last in his native village.
Pack of lies (ডাঁহা মিথ্যা)—He told pack of lies to prove himself innocent.
Slow coach (অলস): You cannot expect much from a slow coach.
To go to the dogs (গোল্লায় যাওয়া)- He has gone to the dogs by keeping evil company.