随着高等植物生长，构成细胞壁几种不同成分依次积存在表层，增强了细胞壁的坚固性，但其中最显著的例子是由木质素（lignin）的存积，这种现象称为木化。
前几章里他讲述了一个又一个复杂的交易，这使它在证券化的从林中变得难寻一木。
The early chapters describe one complex deal after another, and it becomes hard to see the wood for the securitised trees.
他自称是环保主义者，主张违禁药品应该被合法化。 开创了一家名为wood pellets的公司【2】，该公司制造一种用作家庭环保燃料的木粒，之后曾经被以未能发货给他的顾客而遭到起诉。
The self-described environmentalist, who says he thinks illicit drugs should be legalized, manufactured wood pellets used to heat homes and was accused of failing to make deliveries to his customers.
木文对热灯丝cvd沉积金刚石膜的核化过程进行了分析，从理论上研究了负衬底偏压增强活性离子的流量。
In this paper, the nucleation process of diamond by filament CVD was analyzed, and enhanced flux of ions by negative substrate bias was investigated in theory.
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