北美洲

Any of various fast-moving North American snakes of the genus Coluber.

类叶草一种北美洲植物，尤指兰升麻、黑升麻毛莨科植物及类叶升麻

But this forest was only composed of coniferae, such asdeodaras, already recognized by Herbert, and Douglas pine, similar to thosewhich grow on the northwest coast of America, and splendid firs, measuringa hundred and fifty feet in height.

这片森林里只有松柏科的树木，赫伯特已经认出来的有：喜马拉雅杉，类似北美洲西北部的那种洋松，和高达一百五十英尺的大枞树。

Western North American frog with a tail-like copulatory organ.

北美洲西部的蛙，有象尾巴一样的交配器官。

Other floods also happened at the margins of all the major northern ice sheets--the Laurentide and Cordilleran in INorth America, and the Ferinoscandian and Eurasian sheets on the other side of the Atlantic.

在北部各大冰原的边际地带，还曾爆发过其他洪水一北美洲的劳伦泰和安第斯山脉，大西洋另一侧的芬挪斯堪的纳和亚欧冰原。

Deltoides, which has triangular leaves and a tuft of cottony hairs on the seeds.

三角叶杨，棉白杨北美洲的一种杨树，尤指普通白杨有三角形叶片、种子上有束棉絮状绒毛

Any of various evergreen trees or shrubs of the genus Cupressus, native to Eurasia and North America and having opposite, scalelike leaves and globose, woody cones.

柏树一种柏木属的常绿树和灌木，原产于欧亚大陆和北美洲，而且长有成鳞片状的对生叶和木质的球果

Bermuda Type of grass seen mostly on Southern courses in North America. Of the type Cynodon dactylon. Originally native to southern Europe.

百慕大草：北美洲南部球场最常见的草型，属于狗牙根类型，原产于欧洲南部。

The studies on the dionomics of Dendroctonus valens show that this pest overwinters mainly as adult or 3~4 larva in roots of pine at Hancheng region in Shaanxi Province. It occurres 2 generations one year by adult overwintering and 1generation one year by larva overwintering.

红脂大小蠹原产北美洲 [1~3]， 1996年随木材贸易传入我国， 2001年发现于陕西省黄龙桥山林区，现已在延安和渭南地区发生危害，涉及 4个县的 18个林场，主要危害 20a生以上油松活立木的基部和根部，以成虫和幼虫蛀食树体韧皮部，短期内可导致被害木枯萎死亡。

Any of various small, nocturnal, leaping rodents of the family Dipodidae of Asia and northern Africa, having long hind legs and a long, tufted tail .

跳鼠一种亚洲和北美洲的常在夜间跳跃活动的小型跳鼠科啮齿类动物，长有长的后腿和长的卷尾

Now, we are at the hottest, driest and lowest place in North America.

现在，我们位于北美洲最热，最干燥，也是地势最低的地区。

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