int j = i - gap;
High-speed imaging reveals that the squeak of soft–rigid frictional interfaces, like sneakers sliding on a basketball court, arises from intersonic opening slip pulses—analogous to earthquake ruptures—that thin ridges on the rubber confine to repeat at a musical frequency.
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European Anti-Fraud Office to look into the former US ambassador’s time as trade commissioner in Brussels
寵物市場在中國大陸也在朝著萬億（兆）規模發展。荷蘭跨國會計師事務所畢馬威（KPMG）引用Statista數據推算，2025年為8114億元人民幣（1176億美元；3.69兆元新台幣；9191億港元）。