14:I[5014,["/_next/static/chunks/11d1gk4m2o846.js","/_next/static/chunks/14mrh2-p_w84d.js","/_next/static/chunks/40y9lkvta2o_p.js"],"default"] 15:I[38392,["/_next/static/chunks/11d1gk4m2o846.js","/_next/static/chunks/14mrh2-p_w84d.js","/_next/static/chunks/40y9lkvta2o_p.js"],"PracticeCard"] 17:I[70570,["/_next/static/chunks/11d1gk4m2o846.js","/_next/static/chunks/14mrh2-p_w84d.js","/_next/static/chunks/40y9lkvta2o_p.js"],"ExamAppearanceBadge"] 16:T538,• 'Strike the iron while it is hot' (proverb)
English Meaning: to take advantage of an opportunity as soon as it exists, in case the opportunity goes away and does not return.
Bangla Meaning: ঝোপ বুঝে কোপ মারা।/ সুযোগ হারালে আর পাবে না।
Example: He doesn't often make such offers - I'd strike while the iron is hot if I were you.

• (Get) by-heart
English Meaning: To learn something in such a way that you can say it from memory.
Bangla Meaning: মুখস্থ করা।

• Bring someone to book
English Meaning: to punish someone and make that person explain their behaviour / bring someone to justice.
Bangla Meaning: শাস্তি দেওয়া এবং কৈফিয়ত চাওয়া / ন্যায় বিচারের মুখোমুখি করা।

• Call a spade a spade
English Meaning: to say the truth about something, even if it is not polite or pleasant / to speak frankly.
Bangla Meaning: অকপটে সত্য কথা বলা।

Source: Live MCQ Lecture and Cambridge Dictionary.