The scribbles on the wall must be the work of those children.墙壁上的涂鸦准是那几个孩子画的.There are scribbles on the wall.墙上有胡乱涂写的字迹.I can hardly identfy his scribbles.我简直没弄清他这些潦草的字迹....
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.The mechanism of this anomalous vascular response is unknown.此种不规则的血管反应的机制尚不清楚.It has been applied to attached algae and...