rachis

常见例句

双语例句

That is interesting because the rachis seems to aid in flight.
这就很有趣了，因为羽轴似乎有助于飞行。
Raceme rachis and pedicels pubescent or puberulent ; bract and bracteole usually borne on distal 1/2 of pedicel.
总状花序轴和花梗具短柔毛或微柔毛；苞片和小苞片通常生于花梗上部的1/2。
Pedicels of spikelet pair equal, as long as rachis internode; upper glume with 0. 5–1 mm mucro.
小穗对的花梗等于，倍于轴节间；上面颖片具0。5-1毫米短尖头。