সরল দোলক: Simple pendulum.
Related Words
সরল কোণ সরল দোলক সরল রেখা সরলরেখা সরু কোমর সীল মোহরSee Words Also In
1.Google-Translator 2.Wikipedia 3.Wiktionary.org
Appropriate Prepositions
Adequate to(সমানুপাতিক): The salary, he gets, is not adequate to the volume of work he has to do.
Associate with, in(জড়িত হওয়া): This man was associated with crime.
Grateful to (কৃতজ্ঞ): We should be grateful to our teachers.
Inquire into (খতিয়ে দেখা): The police officer will inquire into the matter.
Refrain from (বিরত রাখা বা থাকা): I refrained him from smoking.
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Idioms
Base born (নীচ বংশজাত, খারাপ জাত—adj.) He is a base born person; I cannot go along well with him.
Be all and end all (the ultimate out come- চরম পরিণতি—n) A loss of one million taka was the be all and end all of the projects.
Fall flat (ফলপ্রসূ না হওয়া): This business is going to fall flat.
Square meal (পেট ভরা আহার): He is too poor to have a square meal everyday.
White elephant (অত্যন্ত ব্যয়সাপেক্ষ বিলাসিতা): At last the department proved to be a white elephant.