Jack screw : গুরুভার বস্তু তুলিবার পেঁচালো যন্ত্র;
Related Words
jack screw  jackscrew  See Words Also In
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Appropriate Prepositions
Abound with(ছেয়ে থাকা): They live in a region that abounds with oil.
Acquit of (অব্যাহতি দেয়া): The chief justice acquitted him of the charge of murder.
Adhere to (লেগে থাকা, অটল থাকা): You should adhere to your principal.
Annoyed with(ব্যক্তির সাথে বিরক্ত হওয়া): I am annoyed with him.
Enter into (আলোচনা করতে আরম্ভ করা): Let’s not enter into details at this stage.
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Idioms
At a standstill (নিশ্চল, অচলাবস্থায়-adj.) The discussion is now at a standstill.
As a rule (নিয়ম অনুসারে.) As a rule, she kept silent in the meeting.
Birds of a feather (persons of like disposition-একই পর্যায়ের লোক) Bird’s of a feather flock together.
Fall flat (ফলপ্রসূ না হওয়া): This business is going to fall flat.
With a lavish hand (মুক্ত হস্তে)— Give away something with a lavish hand.