花开花落，花落又花开，对于一只蝴蝶来说，时间似乎只意味着这些。
the flowers bloom again, for a butterfly, time seems to only mean that they would.
花开花落，四年的时间，并不长。此时的我们，又伫立在十字路口，也只有此时的我们，才真正尝到别离的滋味。
Flowers bloom, four years of time, not long. At this time, we are standing at the crossroads, and only at this time, we really taste the taste of parting.
春暖花开的季节里，我们又开始了新的征程。
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