Train our interest hobby 这是我们的爱好
This model train was mounted with a synthetic radioisotope (a source of neutrons - or energy) and sent on a continuous three-day loop on hobby train tracks to help inform other fusion experiments.
该模型火车安装有合成的放射性同位素(中子或者说能量的来源)，在模型列车轨道上进行连续3天的循环，以协助通知其他聚变实验。
Tony: : My hobby doesn't cost as much as yours-I collect tickets, bus tickets and train tickets!
托尼：我的爱好没有你们的那么费钱钱——我收集票、公共汽车票和火车票！
He tinkers with miniature train sets for a hobby.
他把修理小火车当成嗜好。
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