to promote

https://tts.langeek.co/read?text=dG8gcHJvbW90ZQ&hash=6bde362c8feda5497bb39977cb80b25ff39847e9&lang=en&cache-only=0&driver=googletts&accent=US

volunteer

https://tts.langeek.co/read?text=dm9sdW50ZWVy&hash=23925f16f939577605d202f9c14a9b4a50a6b58d&lang=en&cache-only=0&driver=googletts&accent=US

to [take] the plunge

https://tts.langeek.co/read?text=dG8gdGFrZSB0aGUgcGx1bmdl&hash=44125055ad42bcfbdcd4a5bf43246efe6eecdbf3&lang=en&cache-only=0&driver=googletts&accent=US

alternative

https://tts.langeek.co/read?text=YWx0ZXJuYXRpdmU&hash=64eae695f5f416778ae5cc912ceb9a705d214b5e&lang=en&cache-only=0&driver=googletts&accent=US

to regret

https://tts.langeek.co/read?text=dG8gcmVncmV0&hash=b9ba609dbb742e1baabb8329c993f58fcd3d6d41&lang=en&cache-only=0&driver=googletts&accent=US

unpaid

https://tts.langeek.co/read?text=dW5wYWlk&hash=546b8163ec8d2a1f529eca19d0fba56bfde42d14&lang=en&cache-only=0&driver=googletts&accent=US

The idiom "once in a lifetime" is believed to have emerged in the English language as a figurative expression to describe a unique or extraordinary event that is unlikely to happen again in a person's lifetime. It is often used when describing travel experiences to extraordinary destinations, witnessing natural phenomena like eclipses or meteor showers, participating in significant cultural or sporting events, or encountering rare opportunities in one's personal or professional life.

What is the origin of the idiom "once in a lifetime" and when to use it?

once in a lifetime

https://tts.langeek.co/read?text=b25jZSBpbiBhIGxpZmV0aW1l&hash=bd70c524cf5b0c4e7c7373765b109e908bc67669&lang=en&cache-only=0&driver=googletts&accent=US

opportunity

https://tts.langeek.co/read?text=b3Bwb3J0dW5pdHk&hash=3e7bf6186c9a03e3dc60f42680b318fd463c603e&lang=en&cache-only=0&driver=googletts&accent=US

to land

https://tts.langeek.co/read?text=dG8gbGFuZA&hash=90bd3ca17e6479dd32a1c92c90ae30bf51caece8&lang=en&cache-only=0&driver=googletts&accent=US

dream job

https://tts.langeek.co/read?text=ZHJlYW0gam9i&hash=13187f053a1cadfedba4900ac49aa7133e0805ef&lang=en&cache-only=0&driver=googletts&accent=US

go for it

https://tts.langeek.co/read?text=Z28gZm9yIGl0&hash=440381c50e31e2633da094f9f028ca1ea51255b0&lang=en&cache-only=0&driver=googletts&accent=US

Here you will find the vocabulary from Unit 8 - Lesson 3 in the Total English Intermediate coursebook, such as "alternative", "regret", "unpaid", etc.

انگلیسی کلی متوسط "واحد 8 - درس 3" واژگان