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I'm the reason your air won't move.
每小时,她想着,有人锻造戒指,有人雕刻摇篮,有人输掉战争。
农业的成功不仅仅关乎产量,还关乎为后代守护土地的责任。
自由民主可能构成“人类意识形态演化的终点”和“人类政府的最终形式”。
There are two possible outcomes: if the result confirms the hypothesis, then you've made a measurement. If the result is contrary to the hypothesis, then you've made a discovery.