Science & Environment
The shooting left nine people dead and at least 25 wounded, with one student saying he barricaded in a classroom for two hours.
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Фото: WANA (West Asia News Agency) via Reuters
我的原则就是我小时候被怎么对待，我不爽，那我尽量不去做（除了原则性问题）。对于学习来说，我也已经处于半随缘状态。不过新的一年，我希望自己可以做到：