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我就是小J
move forward in constant speed
nono521521
When a baloon of hydrogen raises at a constant speed.一氢气球匀速上升时
格子女77
Uniform progress
最爱的mango
move/exercise at an even speed
爱美食的飘飘
。 average
雪後Sunny
regular moving
天才和笨蛋
一氢气球匀速上升时英文翻译_A hydrogen balloon rising at a constant speed
我喜欢小吃
go forward at an average speed
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