nondevelopment

常见例句

From tectonic characteristics, the main seam roof is divided into super structure-development, structure-development, middle structure-development, and nondevelopment.
从构造特征分析，煤层顶板分成构造特别发育型、发育型、中等发育型和不发育型；
imperfect development; nondevelopment of a part.
不完全的发育过程；生物体的局部没有发育的现象。
fissure nondevelopment
裂隙不发育
Sexual nondevelopment
性发育不全