One that lays (as a workman who lays bricks or a hen that lays eggs).

铺设者；砌砖工人；产卵之母鸡。

One thickness, course, or fold laid or laying over or under another.

垫层；涂层。

Stratum.

层；地层；社会阶层。

A runner, or long shoot, of a plant, which develops roots when partly covered with earth.

(园艺)压条。

A plant developed by layering.

用压条法长出的植物。

To propagate (a plant) by means of layers.

以压条法繁殖。

To separate into layers.

分层。

To form out of superimposed layers.

层层堆积。

Of a plant: to form roots where a stem comes in contact with the ground.

【植】自茎部与地面接触点长出根来。