查询词典 lancelets

"Chordate:any of numerous animals belonging to the phylum Chordata, having at some stage of development a dorsal nerve cord, a notochord, and gill slits and including all vertebrate s and certain marine animals, such as the lancelets."

脊索动物：包括所有的脊椎动物以及如文昌鱼之类的海洋动物的脊索动物门的大量动物中的任一个，在某些生长阶段有背部神经索、背索及鳃裂。

The captive lancelets were cultured in the laboratory and fed daily with unicellular algae.

经过3年多的持续实验室养殖，继2005年夏季于实验室内繁殖出子一代文昌鱼后，又在2006年夏季成功获得了这两种文昌鱼的子二代，初步实现文昌鱼在实验室内的全人工养殖。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。