haustorium造句

1、The haustorium cellularizated from the micropylar end to chalazal end at the later globular stage.
球形胚晚期吸器自珠孔端向合点端逐渐细胞化。

2、Early necrosis or post haustorium formation necrosis of haustoria might take place.
吸器可以在发育早期受抑坏死，也可迟滞至吸器体形成之后坏死。

3、The primary chalazal haustorium ramifies around the vascular tissues of the ovule.
初生合点吸器沿着胚珠的维管组织分支。