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。

youdao

Wood used mainly for furniture, usually substituted for hard maple or for more expensive hardwoods and stained to look like others such as cherry.

主要用于家具。经常用来替代硬枫木或者一些贵重的硬木。纹理与樱桃木相近。

youdao

I also gradually understand that we must be a maple leaver who observe discipline and work hard.

我也逐渐明白我们必须做一个有纪律、不怕苦的枫叶人。

youdao

They seem like the hard rock maple trees often found in that area, nothing can make them move.

VOA: special.2009.03.07

It's most common in hard maple, but also occurs in birch, ash and, in rare cases, black walnut.

NPR: Excerpt: 'A Splintered History Of Wood'