Engineers are developing shoes with a tracking chip in them that notifies relatives when they fall over. Friends or family can then find them easily and come to their aid.
工程师正在开发一种嵌入追踪芯片的鞋，一旦穿鞋的人跌倒，芯片就会通知亲属，朋友或家人很容易就能找过来帮忙。
When they fall over, they slide a long way down the hill!
当他们落下时，就会沿着山坡滑行很长的一段路。
When they fall over, they slide a long way down the hill!
当他们落下时，就会沿着山坡滑行很长的一段路。
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