Ectophylaxination
被动免疫, 外来免疫
🗣️ 情景例句
visiting places of revolutionary interest, outings, parties.
参观革命圣地，出去郊游，或者举办晚会。
That's a good idea .
那是个好生意。
Fred realized that he had discovered an interesting and enjoyable way of making money.
弗雷德认识到，他已找到了一种既有趣又愉快的挣钱方法。