Respiratory system : শ্বসনতন্ত্র;
Related Words
respiratory quotient  respiratory system  respiratorysystem  See Words Also In
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Appropriate Prepositions
Absent from(অনুপস্থিত থাকা): I was absent from the class yesterday.
Burst out a laughter(হাসিতে ফেটে পড়া) He bursts out a laughter.
Business with (ব্যবসা, কাজ): He is pleased to do business with you.
Entrust to (কাউকে কোনো কিছু বিশ্বাস করে দেওয়া): He entrusted the thing to me.
Good for, at (ভাল): This man is good for nothing. He is good at English.
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Idioms
At dead of night (গভীর রাতে) The police caught the thief at dead of night.
At the latest (খুব বেশি দেরী হলে) He will arrive here at 5 p. m. at the latest.
Bring to light (disclose-প্রকাশ করা) The police brought the secret to light.
Head and ears (সম্পূর্ণরূপে): He is over head and ears in debt.
Ins and out (খুঁটিনাটি): I know ins and outs of this file.