semi-arch

semi-arch

美 　英

• 网络半拱

例句

Silent meaning The word not spoken goes not quite unheard. It lingers in the eye, in the semi-arch of brow.

无声的语言，并非完全听不见。它荡漾在眼波里，表露在眉宇间。

Since lump size of upper-immediate roof is large, a semi-arch equilibrium structure of the stratum-rock sometimes can be formed.

上位直接顶岩块强度较高、块度较大，容易形成“岩-矸”半拱式平衡结构。