1. Synchronous sound effects are those sounds which are synchronized or matched with what is viewed. 同步音效是指那些与观看内容同步或匹配的声音。
2. 1927 film The Jazz Singer was the first to feature synchronized speech, and with it came a period of turmoil for the industry. 1927年的电影《爵士歌手》是第一部以语音同步为特色的电影，随之而来的是一段音乐产业的混乱时期。
3. But what about synchronized blinking? 但是同步眨眼呢？
4. What does synchronized really mean? synchronized 真正意味着什么？
5. Synchronized method or synchronized block? 同步方法或同步代码块？
