// 1. 将当日价格存入数组，记录当前索引（i是当前价格在arr中的位置）
"For a long time, roboticists have used DC [direct current] motors to make robots move," says Mike Tolley at the University of California San Diego.
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08:03, 28 февраля 2026Спорт
"I think it's definitely getting better, female-led drama."