木材

The purplish heartwood of this tree , used in furniture and turnery .

紫心木：这种树木的紫色木材，用于制造家具和细木加工

Heartwood is the mature wood, which is often darker, extending from the sapwood to the pith.

心材通常是成熟的木材部分，通常色泽较暗，范围从边材一直到髓心。

Many plants accumulate tannins, particularly in leaves, fruits, seed costs, bark, and heartwood.

许多植物都会积累鞣质，尤其是在叶片、果实、种皮、树皮和木材之中的心材之类的地方。

The purplish heartwood of this tree , in furniture and turnery .

紫心木这种树木的紫色木材，用于制造家具和细加工

Small genus of tropical African timber trees having pale golden heartwood uniformly striped with dark brown or black:.

有苍白金黄的心材并均一带有棕黄或黑色的条纹的热带美国木材乔木的小属。

The analysis of chemical component showed that the lignin content of solid material was lower, but the carbohydrate content of solid heartwood was higher.

近年来 ，随着我国造纸工业的飞速发展，浆纸产量的不断提高，造纸用原材料尤其是木材原料越来越紧缺。

The KMnO 4 number of solid heartwood pulp was lower as the unscreened yield was a little lower.

为缓解这种局面，一些较低档次和质量的木材原料也被用于造纸。

That ought to work better than a helical wood drill.

应该更好地开展工作比螺旋木材演习。

To the side of me was an old rail fence made of massive, rough hewn timbers.

我的一边是用粗大的木材做成的围栏。

Its bright color effect always catches up the eyes of the high-test people, and sharp contrast of lines and grains make wonderful decoration.

沙比列 Sapele 线条粗犷，颜色对比鲜明，装饰效果深隽大方，为家具不可缺少的高级木材。

In the negative and interrogative forms, of course, this is identical to the non-emphatic forms.

。但是，在否定句或疑问句里，这种带有"do"的方法表达的效果却没有什么强调的意思。

Go down on one's knees;kneel down

屈膝跪下。。。下跪祈祷