...his ungracious behaviour during the Queen's recent visit...女王最近到访期间他的不得体行为I was often rude and ungracious in refusing help.我拒绝接受帮助的时候时常显得粗鲁无礼。It is ungracious of me not to acknowledge your help.你大力帮助而我尚未表示谢意,十分失礼...
They reportedly sit in cubicles with the company salespeople at the Kingston offices.据传闻他们与办公室的销售员一起坐在格子间里.The great hall was partitioned off into several cubicles.大厅被隔成了几个小房间.I guess they thought me content to stay in c...
这一组中包括黄酮类化合物, 二苯甲酮 、 一些香豆素 、 木质素 、 缩合单宁和芪.The group includes flavonoids, benzophenones, some coumarins, lignans, condensed tannins, and stilbenes.目的研究新生霉素的结构单元诺维糖和香豆素的抗肿瘤活性.Objective To study the antitumor activity of ot...