我们惊奇地发现三个半小时很快就过去了。的翻译：We were surprised to find 3.5 hours passed quickly. 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

We were surprised to find three and a half hours passed quickly.

We were surprised to find 3.5 hours passed quickly.

We discovered surprisedly three half hour very quick passed by.

We were surprised to find that three and a half hour was soon gone.

We were surprised to find 3.5 hours passed quickly.