We estimate that Facebook’s gaming notification and gift request changes have impacted MAUs significantly more than the weather.
同时，Facebook的游戏“通知”和“礼物”功能的变化所造成的影响比天气大的多。
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Stefan Maus: They're equipped with very sensitive magnetometers that measure the direction and strength of the magnetic field and that altitude.
斯特芬?茅斯：科学家们采用非常灵敏的磁力计来测量地磁场的方向、强度及方位。
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Stefan Maus: Another example is that cameras will have magnetic field sensors, because you will want to know later not only where you took that picture, but also which direction you took the picture.