Then,a hard cast may be put around the area of the break to hold the bone in place while it heals.
VOA: special.2009.02.04
Now if all we have to go on is just this semiotic system, it's going to be kind of hard to put up resistance to by the same token we'll say "yellow" means "pause," "green" means "go."
而从语义学角度分析,我们必须不能这么想,这样绿色自然就表示继续,黄色表示暂停“
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