blow away بسیار شدید و لذت بخش تحت تاثیر قرار گرفتن

to impress (someone) in a very strong and favorable way
• I was really blown away by her latest movie. 

این آخرین فیلمش منو نابود کرد (به شدت من رو تحت تاثیر قرار داد و ازش خیلی لذت بردم). 

I was really blown away by the work the students put together in such a short time.

I was really blown away by his performance.

I was really blown away by the experience, because the price was very friendly and they offered a deluxe experience.

I was really blown away by how much of an impact it seemed to have on him.

I was really blown away by this concert.

I was really blown away by how great it was, and wanted to share it with you.

When I heard that song for the first time it just blew me away.

I had been to the British Grand Prix but the size of this event and the energy that surrounded it just blew me away.

It just blew me away that we were growing that quickly.

jumping jack پروانه (حرکت تمرینی در ورزش)

  

noun, pl ~ jacks [count] US : a jump done for exercise in which you spread your legs and point your hands straight up, then bring your legs together and let your hands fall
 • We did a few jumping jacks to warm up.

grin like a Cheshire cat

 

have a broad fixed smile on your face.
    ✔ The Cheshire cat with its broad grin is best known for its appearance (and disappearance) in Lewis Carroll's Alice's Adventures in Wonderland (1865), but the expression, which is of uncertain origin, is recorded from the first half of the 19th century.  

Cheshire ˈ/cheshər/ 

There he stood, smiling like a Cheshire cat, waiting for his weekly pay.

a baptism by fire اولین تجربه از کاری دشوار یا دردناک؛ غسل تعمید با آتش

A baptism of fire or (chiefly US) baptism by fire is a first experience that is very difficult or painful, such as the first time that soldiers are in a battle.
• He described his troop's baptism of fire on the front lines.
• Covering the disaster was a baptism by fire for the young reporter.  

• Giving a speech to the sales conference was her baptism of fire as sales manager. 

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baptism of fire
n. 1. A soldier's first experience of actual combat conditions. 2. A severe ordeal experienced for the first time.

Excerpted from American Heritage Talking Dictionary
Copyright © 1997 The Learning Company, Inc. All Rights Reserved. 

با هم دوست شدن make friends with each other

She hoped that they would make friends with each other.