The wedding preparations take weeks but the actual ceremony takes less than an hour.
准备婚礼要几周，而婚礼仪式本身还不到一小时。
《牛津词典》
2
She knew not how to support herself, and from actual weakness sat down and cried for half an hour.
她心里纷乱无比。她不知道如何撑住自己，她非常软弱无力，便坐在那儿哭了半个钟头。
3
By the time I neared my destination about a half-hour later, traffic had picked up a bit, and I discovered an actual bike lane, which lasted for about 20 blocks before disappearing again.