The Conifers的意思|示意

The images appear to show rows of dark "conifers" sprouting from dunes and hills on the planet surface. But the scene is actually an optical illusion.

从图片中我们可以看出，成排的“针叶林”从火星表面的沙丘和小山上长出。而事实上，这样的场景只是一种光学错觉。

A variety of conifers and hardwoods makes up the bulk of the vegetation.

大部分植被由各种针叶树类和阔叶树类构成。

Before the mid-Cretaceous, 100 million years ago or so, flowering plants were scarce: conifers and their relations ruled the landscape.

白垩纪中期之前，也就是说大约1亿年前，开花植物很少见：裸子植物占据着地球的景观。

If the plantation leaded to soil degradation and if conifers cause soil acidification had been the focuses debated in the world.

特别是关于人工林是否导致地力退化，针叶林是否引起土壤酸化，一直是国际上争论的焦点。

The xylem of ferns and conifers contains only tracheids.

蕨类植物和针叶树的木质部仅含有管胞。

More than 37 species of 22 genera of fossil plants are recognized by the authors from the Shansonggang Basin of southern Jilin, China, including mainly conifers, ginkgoales, ferns and czekanowskiales.

吉林南部杉松岗盆地早侏罗世植物群主要由松柏类、银杏类、真蕨类和茨康类组成，迄今已发现22属37种。