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The train

Alvin CJuly 23, 2017Norway

On learning!

Alvin CJuly 22, 2017Norway

進化

Alvin CJuly 12, 2017Norway

人生低潮

Alvin CJune 15, 2017

魚

Alvin CJune 14, 2017Japan

Tropical cyclone

Alvin CJune 12, 2017Hong Kong

個體

Alvin CJune 11, 2017Hong Kong

簡單

Alvin CJune 10, 2017Hong Kong