timber的第三人称单数是什么

1. 树木，林木，栋木，原木
2. 肋材，木材，木料
3. 素质，才干
4. 横梁，横木
5. 性格
6. 树林，用材林，森林，林地，林场
7. 船骨

1. 木材的

1. 用木材建造，用木材支撑，用木材支持，以木材作骨架
2. 备以木材

1. the wood of trees cut and prepared for use as building material
2. a beam made of wood
3. a post made of wood
4. land that is covered with trees and shrubs
5. (music) the distinctive property of a complex sound (a voice or noise or musical sound);

   "the timbre of her soprano was rich and lovely"
   "the muffled tones of the broken bell summoned them to meet"
   

1.木材;原木;树木；林木
Timber is wood that is used for building houses and making furniture. You can also refer to trees that are grown for this purpose astimber .

e.g. These Severn Valley woods have been exploited fortimber since Saxon times.
从撒克逊时代起就开始采伐塞文山谷的这些树林获取木料。
e.g. ...a single-storytimber building.
木质平房

2.(造船或建屋用的)栋木，大梁
Thetimbers of a ship or house are the large pieces of wood that have been used to build it.

e.g. ...a bird nestling in the timbers of the roof.
栖息于屋顶横梁上的鸟

1. The timber has started to decay.
   木材已开始腐烂。
2. A timber fell from the roof.
   一根横梁从屋顶落下。

• Buy the timber, saw it into logs, and sell it.

  出自：M. Edwardes

lumber，timber，wood，log

这些名词均有“木材”、“木”之意。

lumber指伐下后未经削磨的木材，现多用于美国英语中。

timber指经过匠人初步加工的备用木材，多用于英国英语。

wood最普通用词，含义广，除表示“木材，木”外，还可用复数形式表示森林。

log指原木或圆木。