Liz, I just found out I have a meeting and I can't pick up the kids after their soccer practice.
莉兹，我刚发现我有个会，孩子们练习完足球后，我不能去接他们了。
However, one day, in the music class that was part of his school's standard curriculum, he was playing idly on the piano and found it easy to pick out tunes.
然而有一天，在他学校的标准课程的一部分的音乐课上，他随意地在钢琴上弹了几下，发现很容易就能弹出曲调。
The researchers found that the dogs were able to pick the angry or happy face by touching a picture of it with their noses more often than one would expect by random chance.
研究人员发现，狗能够通过用鼻子触碰图片，来选择愤怒或快乐的面孔，其概率超过了人们对随机性的预期。
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