n. any of various trees of the genus Ulmus: important timber or shade trees
n. hard tough wood of an elm tree; used for e.g. implements and furniture
n. 榆树
[计] unix操作系统的信件处理程序
1. The old elm tree in the park provides shade on hot days.
公园里那棵古老的榆树在炎热的日子里提供阴凉。
2. We carved our initials into the trunk of the elm.
我们在榆树的树干上刻下了我们的名字缩写。
3. Elm wood is often used to make furniture because it is strong and durable.
榆木常用于制作家具，因为它坚固耐用。