他没有在社交礼仪上浪费一点点时间。
牛群还承载着重要的社会与礼仪上的意义。
They were also socially and ceremonially significant but, as Fekri Hassan explains, their importance went even deeper.
学龄期孩子会担心自己是否能在餐桌礼仪上做得很好，所以家长们还应该多教导他们。
School-age children are anxious to do the right thing so they may need some advanced lessons in table manners.
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