太晚的意思是指时间已经过了预定或者期望的时间，已经错过了最佳时机。

How to pronounce: tài wǎn (pinyin)

Usage: 太晚 can be used as an adjective or adverb to describe the lateness of time.

Example Sentences:

1. 我们太晚出发了，错过了电影的开场。(We left too late and missed the beginning of the movie.)

2. 他太晚交作业，老师不会接受了。(He turned in his homework too late, the teacher won't accept it anymore.)

3. 我们来得太晚，所有的食物都卖光了。(We arrived too late and all the food was sold out.)

Synonyms and Usage:

1. 迟到 (chídào): to be late

Example sentence: 我迟到了十分钟。(I was ten minutes late.)

2. 错过 (cuòguò): to miss

Example sentence: 我错过了火车，只能坐下一趟。(I missed the train and can only take the next one.)

3. 延误 (yánwù): delay

Example sentence: 航班因为天气延误了两个小时。(The flight was delayed for two hours due to bad weather.)

Editor's Summary:

太晚 is a commonly used phrase in Chinese that conveys a sense of regret or disappointment for missing an opportunity or being late. It can be used in various contexts, such as being late for an event or missing a deadline. Other words such as 迟到, 错过, and 延误 can also be used to express a similar meaning. As an editor, it is important to understand the nuances and usage of these words in order to accurately convey the intended message.