覆盖物的

Xenogen-ic acellular dermal matrix with thin autogenic skin is a ideal permanent material for clinic wound covering and its clinical application has a good prospect.

脱细胞异种真皮基质与自体薄皮片复合移植物是一种较理想的创面永久覆盖物，具有广泛的应用前景。

In this paper, the cosmogenic 7Be content of different cover materials on the soil surface was analyzed, the results showed that the withered plant cover contained the highest 7Be activity among the incomplete decomposed and the living plant cover in the end of springtime.

本文对不同地被物中的7Be含量进行了分析，结果表明：春季末地表不同地被覆盖物中干枯植物的7Be含量最大，半分解物次之，活植物中含量最少。

The mucilaginous covering often found around the cell membrane in bacteria.

荚膜：在细菌细胞膜中发现的具有粘性的覆盖物。

Floor coverings made of plaited rushes date from the 5th or 4th millennium BC.

&用织成辫的灯芯草做成的地板覆盖物可追溯到公元前5，000～公元前4，000年。&

Not only do mulches like straw, tan bark, sawdust, leaves, wood pulp and fibers, clippings, and compost absorb moisture, they release it slowly without washing away your soil, providing the kind of organic starter environment growing plants love.

不仅不喜欢稻草覆盖物，谭树皮，锯末，树叶，木材纸浆和纤维，剪报，以及堆肥吸收水分，慢慢释放他们没有冲走您的土壤，提供有机启动环境下植物生长的爱。

Of glass having a roughened coating resembling frost.

有类似于霜冻的不平整的覆盖物。

Applies decorative and protective coverings of plaster, cement or similar materials to the interiors and exteriors of structures.

涂抹装饰性和保护性的石灰覆盖物，涂抹水泥或相似材料在建筑物的里层和外层。

A covering worn over the nose and mouth, as by a surgeon or dentist, to prevent infection.

口罩：外科医生或牙医佩戴的防止感染的覆盖物

A fragrant perennial herb native to Eurasia and North Africa and widely cultivated as a shade ground cover, having small white flowers and narrow leaves used for flavoring wine and in sachets. Also called sweet woodruff

香车叶草：一种原产于欧亚大陆和北非的芳香多年生草本植物，做为一种地面覆盖物广泛种植，有白色小花和用于调酒和装入香袋的窄叶子也作 sweet woodruff

If the base of the plant is not shaded by something growing nearby, this can be accomplished by mulching the root system with an organic mulch such as shredded leaves, cocoa bean hulls or shredded bark.

如果植株的基部不能由附近生长的其它植物来遮阴，可以用有机覆盖物对根部系统进行遮盖，例如碎树叶，可可豆荚，或碎树皮。

John Robbins lives with his family in Santa Cruz, California.

约翰罗宾和家人居住在加利福尼亚州的圣克鲁斯县。

The international background is mainly the economic ties among different nations tented to be widen and deepen at the peace and development times.

国际背景主要是和平与发展时代条件下的世界各国经济贸易联系的日益加深。