Ensuring that such a leak never occurs could require monitoring the injection site for a very long period of time - from hundreds to tens of thousands of years.

要想确保永远不发生这样的泄漏可能需要对注入地点进行很长时间的监测——也许数百年，也许数万年。

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As anticipated, side effects commonly reported include swelling, redness, or pain at the injection site, which usually resolves spontaneously a short time after vaccination.

正如预期的那样，常见的副作用包括注射部位出现红肿或有痛感，这些症状通常在接种疫苗后很短时间内即自行消失。

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Common side effects include local reactions at the injection site (soreness, swelling, redness) and possibly some systemic reactions (fever, headache, muscle or joint aches).

一般副作用包括在注射部位的局部反应(疼痛、肿胀、发红)和可能有某些全身反应(发烧、头痛、肌肉或关节疼痛)。

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There were some minor side effects such as pain at the injection site and low-grade fever.

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Soreness at the injection site is one reason, but it usually dissipates within two days.

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Other safety issues in the trials included injection site reactions and flu-like symptoms.

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