Rare earth : বিরল মৃত্তিকা;
Related Words
rare earth  reheat  See Words Also In
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Appropriate Prepositions
Adhere to (লেগে থাকা, অটল থাকা): You should adhere to your principal.
Attacked by(আক্রান্ত ব্যক্তিবাচক): He has been attacked by a gang of robbers.
Care of(যত্ন নেওয়া): You should take care of your health.
Compete with(প্রতিযোগিতা করা): He does not pke to compete with
Subsist on (বেঁচে থাকা): The poor subsist mainly on rice and pulses.
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Idioms
At times (মাঝে মাঝে): He at times comes here.
Bear in mind (মনে রাখা): Always bear in mind that you are a daughter of a reputed person.
Now and then (মাঝে মাঝে): He comes here now and then.
See to (বিবেচনা করা)— Can you see to it that everyone gets a copy of this memo?
Set out (যাত্রা করা)— I will set out in time.