美好的时光总是短暂的 Happy time is always short ; Good time is always short-lived
时光总是短暂的
Time is always short
以上为机器翻译结果，长、整句建议使用 人工翻译 。
然而，好时光总是短暂的。
However, good time is always short-lived.
youdao
欢乐的时光总是短暂的，很快就下课了。
Happy time was always short. Before we knew it, the class was over.
快乐时光总是短暂的。
Happy time was always short.
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