... main staircase 主楼梯 main storey主楼层 main switchboard 总配电板；总电力开关掣柜 ...
2
[林]?主林层
... 复层混交林 stratified mixed stand 主林层 main storey 次林层 substorey ...
双语例句
1
This main foyer staircase has a liberating and therapeutic effect from the two-storey glass tower next to it.
这个主要的大厅楼梯因为有这个它旁边两层玻璃塔而产生了一种释放感与治愈性。
2
"The main body of the house features a simple two-storey asymmetrical pitched roof structure whose ridge is carved away to break down its scale," the architects explained.
“房屋的主体具有一种简单的双层非对称的坡屋顶结构，它的屋脊被分隔开，以打破体量感，”事务所补充说。
3
An entrance on the ground floor leads to a staircase that ascends to the main living areas on the upper storey.