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We used to use email, the phone or talk in person. Now we use platforms like iMessage, WhatsApp or Slack to coordinate a night out with friends, a kid’s birthday party, a work project or even to discuss sensitive military information — as U.S. Defense Secretary Pete Hegseth did by sharing details of airstrikes in a Signal chat.
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The browser’s internal decoder handles the rest: decoding the codec, managing the playback timeline, and routing audio to the hardware.
实践中，《出生医学证明》仍是不少孩子户口登记的先决条件。（视觉中国｜供图）