This is a straightforward case, as these things go.同其他同类情况相比，这件事还算简单。It was not as straightforward as we were led to believe.这事并非如我们所误以为的那样简单。The question seemed straightforward enough.这个问题看起来够简单的。...
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.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.With emb...