Lab : গবেষণাগার; পরীক্ষাগার; রসায়নাগার; রসশালা; laboratory-র সংক্ষিপ্ত চলিত রূপ;
Related Words
lab  labio  lap  lav  lay by  lay-by  layby  lbw  lib  lob  See Words Also In
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Appropriate Prepositions
Busy with(ব্যস্ত থাকা): Rahim is now busy with her homework.
Due to (কারণে): His absence is due to illness.
Guilty of (অপরাধী/দোষী): The convict was guilty of murder.
Quick at (চটপটে): A cashier must be quick at figures.
Render into (অনুবাদ করা): Render the passage into Bengap.
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Idioms
All at once - (হঠাৎ): I feel terribly sleepy all at once.
As a whole (মোটের উপর, সম্পূর্ন এক মনে করে-adv.) Look at life as a whole and you will see that it is meaningful.
Birds of a feather (persons of like disposition-একই পর্যায়ের লোক) Bird’s of a feather flock together.
From hand to mouth (দিন আনে দিন খায়): The poor man live from hand to mouth.
Set something right (ঠিক করা)— He will set the machine right.