tly through shared references. This implies that -->

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<p>２つ目のトレイトは <a href="../std/marker/trait.Sync.html"><code>Sync</code></a> といいます。
型 <code>T</code> が <code>Sync</code> を実装していた場合、この型のものは共有された参照を通じて複数スレッド�