faller

🇬🇧/ˈfɔːlə(r)/ 🇺🇸/ˈfɔːlər/ 10
any device that falls or operates machinery by falling, as in a spinning machine (针梳机的)针板

noun [专属名词]砍伐树木的人

The biggest faller is the United States, dropping from first to sixth.
美国的竞争力排名下滑幅度最大,从第一位下滑到第六位。

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