Ptyalin : মানুষ এবং কোন কোন জন্তুর খুতি বা লালায় বিদ্যমান উতসেচক বা এনজাইম;
Related Words
paddling  pedalling  petaline  ptyalin  See Words Also In
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Appropriate Prepositions
Count upon(নির্ভর করা): He always counts upon your help for this work.
Desist from (বিরত থাকা): She desisted from making this.
Remedy for (প্রতিকার): There is no remedy for cancer.
Road to (উপায়/ রাস্তা): There is no easy road to learning.
Substitute for (বদলে দেওয়া): This action is substitute for that.
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Idioms
Acid test (অগ্নি পরীক্ষা): You must succeed in the acid test of the time you live in.45
Dead of night (মধ্যরাত্রি): The robbers broke into the house at dead of night.
From cradle to grave (দোলনা থেকে কবর পর্যন্ত): Everyone has to learn from cradle to grave.
To go to the dogs (গোল্লায় যাওয়া)- He has gone to the dogs by keeping evil company.
Up to (পর্যন্ত) - I have done the exercises up to page 40.