a toddler's first few halting steps学步幼儿的蹒跚脚步Who can fold up a pushchair, toddler and shopping and then get them all onto the bus?...谁有那本事一手收起婴儿推车，一手抱着刚会走路的孩子，还得提着刚买的东西，然后挤上公共汽车？The toddler pointed to the toy he want...
Objetive : To detect the gene mutation of a patient with anhidrotic ectodermal dysplasia.目的: 检测无汗性外胚层发育不全患者的EDA基因 的突变.Objective : To detect ED 1 gene mutation in three hypohidrotic ectodermal dysplasia ( HED ) nuclear fa...
Okay , now the Mastodon is from the semi - late Jurassic period.接下来这头乳齿象是来自侏罗纪中后期.Barney : Hi that's not a mastodon, its Fred singing.那可不是乳齿象, 是弗雷德在唱歌.They hunted huge creatures like the mastodon, which were similar...
The baby has just learned to toddle.小孩子刚会走道儿.We watched the little boy toddle up purposefully to the refrigerator.我们看著那小男孩特意晃到冰箱前.Why did you let the boy toddle by the river?你为啥让孩子东摇西摆地在河边走?...