Ptyalin : মানুষ এবং কোন কোন জন্তুর খুতি বা লালায় বিদ্যমান উতসেচক বা এনজাইম;
Related Words
paddling pedalling petaline ptyalinSee Words Also In
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Appropriate Prepositions
Authority on(বিশেষজ্ঞ পন্ডিত): Kamal was an authority on English literature.
Care of(যত্ন নেওয়া): You should take care of your health.
Consist of(গঠিত হওয়া): The committee consists of ten members.
Rely on (নির্ভর করা): We should not rely on a lazy man.
Sorry for (দুঃখিত): He is sorry for his misdeeds.
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Idioms
Bear in mind (remember— মনে রাখা —V): You should also bear in mind the additional costs of the mortgage.
From cradle to grave (দোলনা থেকে কবর পর্যন্ত): Everyone has to learn from cradle to grave.
In one’s teens (তের থেকে উনিশ বছর বয়সের মাঝে): She is yet in her teens.
Lose heart (হতাশ হওয়া) — Do not lose heart in danger.
Slow coach (অলস): You cannot expect much from a slow coach.