一喜一憂

1. Origins, structure, and basic meaning

• Structure: 一喜一憂(いっきいちゆう) describes emotional ups and downs, alternating between joy and worry as circumstances change.
• Basic usage: The examples concern emotions fluctuating with changing daily figures or successive news updates.

2. Common pitfalls and similar expressions

• The two readings of 一
  • The first part, 一喜, is read いっき, while the second, 一憂, is read いちゆう.