layer

第三人称单数：

动词第三人称单数: layers

更多词形：

动词过去式: layered | 动词过去分词: layered | 动词现在分词: layering | 动词第三人称单数: layers |

单词例句：

An artificial substitute for such a grassy layer, as on a playing field.

人工草皮人工种植的这种草皮的替代品，如在运动场地上

The altitude of the lowest layer of clouds.

云幕高度最低层云的海拔高度

The inner layer of the wall of a spore.

孢子内壁孢子壁的内层

A protective or insulating layer fixed to the outside of a building or another structure.

覆面固定到一座建筑物或其它结构上的保护层或绝缘层

Cage layer fatigue is a type of osteoporosis.

笼养蛋鸡疲劳症是骨质疏松症的一种类型。

A layer of decoration, such as gold leaf or wood veneer, applied to a surface.

饰面一层修饰，如金箔或木镶板，铺于表层上

This layer of rock contains a lot of flint.

这一岩层中有大量燧石。

A layer of mortar upon which stones or bricks are laid.

灰浆层一层铺放石头或砖的砂浆层

The innermost layer of the cortex that forms a sheath around the vascular tissue of roots and some stems.

内皮层皮层的最内层，在根、茎的导管组织周围形成一道叶鞘(茎衣)