4个胚珠同时分泌授粉滴,花粉掉落后被授粉滴带进珠孔.Pollination drops were exuded from 4 ovules at one time.开花当天助细胞珠孔端的丝状器中聚集了大量的钙颗粒.Near anthesis, synergids formed filiform apparatus in which abundant calcium precipitates accumulated pollen tube...
In long march road, distribute him new cotton - padded clothes, admeasure his big mule.长征途中, 发给他新棉衣, 配给他一匹大骡子.He continually cracked his whip and shouted at the mule.他不住地挥响着鞭子,吆喝牲口.He is an old mule.他是个老顽固。Then the mule ...
He looked a forlorn figure as he limped off after 26 minutes.26分钟之后他一瘸一拐地走出来，显得孤单凄凉。The damaged ship limped back to port.那艘受损的船困难地驶回港口.He limped off the playground.他一瘸一拐地离开了运动场....