under construction的用法和样例:
例句
- A sixlane, gradeless superhighway is under construction.
一条无坡度的六线高速公路正在建筑中。 - A rigid board made of layers of fiberboard or paper bonded to a gypsum plaster core,used instead of plaster or wood panels in construction to form walls.
石膏灰泥板,灰胶纸柏板由石膏灰泥作芯板结合几层纤维板或纸浆板制成的硬板,在建筑中用于代替灰泥或木板来建造墙壁。