"意外地发生"用英语可以说作 "happen unexpectedly" 或 "occur unexpectedly"。
这个表达的来源可能是源于拉丁语的 "ex" 和 "sperare"，这两个词分别意思是 "out of" 和 "hope"。所以 "unexpected" 就表示 "beyond one's hope or expectation"。
下面是一些例句：
The fire happened unexpectedly, and we had to evacuate the building. (突然发生了火灾，我们不得不撤离大楼。)
The news of his death occurred unexpectedly, and everyone was shocked. (他去世的消息意外地传来，所有人都很震惊。)
The power outage happened unexpectedly, and we had to find candles. (停电意外地发生了，我们不得不找蜡烛。)
这个表达的来源可能是源于拉丁语的 "ex" 和 "sperare"，这两个词分别意思是 "out of" 和 "hope"。所以 "unexpected" 就表示 "beyond one's hope or expectation"。
下面是一些例句：
The fire happened unexpectedly, and we had to evacuate the building. (突然发生了火灾，我们不得不撤离大楼。)
The news of his death occurred unexpectedly, and everyone was shocked. (他去世的消息意外地传来，所有人都很震惊。)
The power outage happened unexpectedly, and we had to find candles. (停电意外地发生了，我们不得不找蜡烛。)