layers英文

by one layer and one layerlayer by layer

underground foor

地下层数number of layers in underground

地铁直达：公园前地铁站A出口，负二层第七街，直走进门，电梯上18楼即达港旅国际中心，右转五单元上2201室。

How to reach by metro: Gong Yuan Qian Station, Exit A, -2F turn right to the 7th street, walkinto the door at the end, take the lift to 18F, come out and turn right to Unit 5, 2201.

layers, and stazers