Definition
To take advantage of favorable circumstances or opportunities while they are available.
打鐵趁熱
The company expanded aggressively during the peak of market demand, truly making hay while the sun shines.
公司在市場需求高峰期積極擴張，真正做到了趁熱打鐵。
Interest rates are low right now; we should make hay while the sun shines and invest.
現在利率很低；我們應該趁這個機會投資。
There aren't many tourists in this area yet; now is the best time to go – make hay while the sun shines.
這個地區還沒有很多遊客；現在是最好的時機去——趁熱打鐵。