call the hound on seeing a hare—take instant advantage of an opportunity that comes only once in a long while; it is not too late to seize (/snatch) the opportunity at once
? 你能～，還是很明智的。It is very wise of you to have taken the instant advantage of an opportunity that comes only once in a long while.
? 見兔而顧犬，未為晚也。(《戰(zhàn)國策·楚策四》) It is never too late to call the hound when you see the hare.
見兔顧犬jian tu gu quan
look at one’s dog when seeing the hare—not yet too late to take action in an emergency
見兔顧犬jiàn tù ɡù quǎn
顧：回頭看?？吹搅艘巴?，才回頭喚狗追捕。比喻雖然事態(tài)緊急，但如及時(shí)想辦法還來得及。take instant advantage of an opportunity that comes only once in a long while, it is not too late to seize the chance at once