In medieval Europe an exploding population and hard-working monks put paid to perhaps half its temperate oak and beech woods-mostly, as is usually the case, to clear space for crops.
在中世纪的欧洲，勤勉的僧人和不断膨胀的人口，可能毁坏了欧洲一半的温带橡树和山毛榉——照惯例，主要是为农作物腾出土地。
Exhibit: American hardwood lumber and floorings. species include red oak white oak ash hard maple soft maple hickory cherry basswood beech birch curly soft maple butternut white pine etc.
展品：北美硬木板材，地板等。品种包括红橡，白橡，水曲柳，硬枫，软枫，山核桃木，樱桃木，椴木，山毛榉，桦木，波纹软枫，白胡桃，白松木等。
Wood is used widely as raw material, but hard wood dust (e. g. oak and beech) can lead to nose cancer.
木头作为原材料得到广泛应用，但硬木粉尘（如橡木和山毛榉粉尘）可导致人患鼻癌。
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