Any of various small auks ( genus Aethia and related genera ) of northern Pacific coasts and waters.北部海域的蹼足潜水海鸟;海雀;角嘴海雀;海雀科鸟;海鸠;等.Any of several auks of the genus Cepphus, having black plumage with white markings.羚羊属的几种羚...
我不喜欢这种学究的口吻.I have no brow of such a pedagogical tone.他对学究式的评论发起坚决的反攻.He launched a determined attack on academic criticism.老朽无能的学究最令人讨厌不过。Nothing is more tiresome than a superannuated pedagogue....
These fragments of wall in London are vestiges of the Roman occupation.这些伦敦的断垣残壁是罗马人占领的遗迹.Under the pressure, the flint crumbled into fragments...燧石在压力的作用下碎成了小块。Then the eDNA fragments were hybridized to the Affymetrix U...