Krach 英語で:

After a long day at the beach, our toddler had a major meltdown in the car on the way home.

The last few months have seen the progressive meltdown of the country's political system.

We’ve all had this experience, that—that you are—you are no worse a parent because your child is having a meltdown.

Samsung's meltdown

There were fears of a meltdown on the Stock Exchange.