1.sense of smell 嗅觉

例句：Dogs have an acute sense of smell.

狗的嗅觉很灵敏。

2.pick up 获得

例句：She picks up a lot of imformation.

她偶然得到许多信息。

3.distant past 遥远的过去

例句：What is more, the effect of the distant past dissipates much more slowly than the authors had expected, with the impact of events early in life persisting decades into the future.

而且，遥远的过去对人们所产生的影响消散得比作者先前预期的要缓慢得多，早期生活经历的影响会在未来持续几十年。

4.clean away 清除

例句：You must disinfect in sunshine ones a season. Clean away daily germs.

颗粒每季应在阳光下晾晒消毒一次，定期清除日常细菌。