These epithelial elements arise embryologically from foregut endoderm in the process of bronchial tubular growth.这些表皮细胞在胚胎学上把源于支气管生长过程中的前内脏叫内胚层.Successive section sees endoderm has exfoliate phenomenon.连续切片见内皮层有剥脱现象....
What a carefree honeymooned in Baidaihe.新郎新娘在北戴河度过了多么无忧无虑的蜜月!Thumbing a lift had once a carefree, easy-going image.伸手搭便车曾经给人以轻松随意的形象。a carefree holiday无忧无虑的假期Chantal remembered carefree past summers at the beach.钱特尔记起了从前...
Later, the beak, claws and keel become very soft and pliable.此后, 喙 、 爪和胸骨变得很软和易弯曲.A pigeon probably has his Huff Duff in that incrustation above his beak.鸽子也有它的无线电高频测向仪,也许就是它喙上部的那个硬包吧.The gull held the fish in its beak.海...
Their evolutionary rate does seem to have slowed down.它们的进化速度看来确实是慢下来了.The car slowed down as they passed Customs...过海关的时候，车速慢了下来。The increase of productions has now slowed down.现在产品的增长速度已经慢了下来。He at a run but soon tired...
The intestinal ( infection ) effecting ( causes ) costs a ( loss ) lot of ( fluids ) fluence.这种 肠 内的感染导致水分的缺失.It has the very important fluence to the vehicle normal use and service life.销轴是42号车车架上的重要组成部分,对整车的正常使用和使用寿命都有...