subunit pyramiding亚基聚合
pyramiding exchange金字塔式证券交易
pyramiding breeding聚合育种
Pyramiding line多基因聚合体
gene pyramiding基因聚合;基因的聚合;基因的累加
reverse pyramiding倒置三角形
pyramiding strategy金字塔操作策略
tax pyramiding[税收] 重叠计税;金字塔式课税英语
pyramiding genotype聚合基因型
In past 10 years, many sets of introgression lines (ILs) and pyramiding lines (PLs) with significantly improved drought tolerance (DT) and/or salt tolerance (ST) have been developed using backcross breeding and molecular pyramiding at IRRI.
近10年来,我们在国际水稻研究所,通过分子标记辅助选育了大量的抗旱和耐盐的导入系和聚合系。
参考来源 - 水稻抗旱相关重要农艺生理特性及其与耐盐性遗传重叠N-COUNT（可数名词） Pyramids are ancient stone buildings with four triangular sloping sides. The most famous pyramids are those built in ancient Egypt to contain the bodies of their kings and queens. 金字塔
We set off to see the Pyramids and Sphinx.
我们出发去看金字塔和狮身人面像。
N-COUNT（可数名词） A pyramid is a shape, object, or pile of things with a flat base and sloping triangular sides that meet at a point. 角锥形; 角锥体
On a plate in front of him was piled a pyramid of flat white crackers.
他面前盘子里的白色薄饼干堆成了金字塔形。
N-COUNT（可数名词） You can describe something as a pyramid when it is organized so that there are fewer people at each level as you go toward the top. 金字塔形结构
Traditionally, the Brahmins, or the priestly class, are set at the top of the social pyramid.
传统上，婆罗门或僧侣阶层位于社会金字塔的顶层。