他整天都劲头十足地写他的新书。He had worked energetically all day on his new book.他似乎有一股近乎疯狂的劲头。He seemed to have an almost manic energy.他们不屈不挠专心致志的劲头简直是一种壮举。Their dogged single-mindedness is almost heroic....
There is a further mirroring of the White Swan and Pelican stages.更进一步的真实反映情况在白天鹅和鹈鹕台阶上.A NEW SPECIES OF GENUS CONTRACAECUM ( ORINTOCAECUM ) FROM EUROPEAN WHITE PELICAN ( ASCARIDATA: ANISAKIDAE )寄生于鹈鹕的对盲囊线虫一新种 ( 蛔亚目: 异尖科...