出现

In a sentence

• 问题突然出现在会议中。

  The issue suddenly emerged during the meeting.

  In this sentence, '出现' is used to indicate the sudden emergence of an issue during a meeting, highlighting its sudden manifestation.

• 我看见天上出现了一道彩虹。

  I saw a rainbow appear in the sky.

  Here, '出现' describes the visible appearance of a rainbow, emphasizing its being observable.

• 城市里近年来出现了许多新的建筑。

  Many new buildings have emerged in the city in recent years.

  This usage of '出现' signals the gradual presence or establishment of new buildings within the city over time.