用胺作为质子吸收体代替吡啶还是得到同样的结果.Amines other than pyridines have been successfully employed as a proton sponge.适当地利用吸收体,可以使前两种相应特性得到改善.The first two of these characteristics can be improved by the judicious use of absorbers.所以良吸收...
I don't think this is the time to cavil at the wording of the report.我觉得现在还不是对报告的措辞较真的时候。The wording is so vague that no one actually knows what it means.措辞十分模糊，谁也不知道究竟是什么意思。Careful wording aids clearness.措辞谨慎可使意义清楚...
矿产资源主要以钨矿 、 铅矿 、 锌矿和瓷土矿为主.Mineral resources are mainly tungsten ore, lead ore, zinc, and clay mineral - based.景德镇传统瓷土不同于任何其他类型的粘土.Jingdezhen classical porcelain is unlike any other clay.瓷土: 多数纸张用作填料或涂剂的物料. 亦称高岭土.China cl...
I found the experience quite bewildering.我觉得这次经历令人相当困惑。As the deadline approached she experienced a bewildering array of emotions.随着最后期限的临近，她开始心绪纷乱，不知所措。The brilliant career of the great French footballer Eric Cantona,an...
古奇将举办时装发布会推出他们的秋装系列。Gucci will be holding fashion shows to present their autumn collection.尼克·沙利文对这一季来自巴黎和米兰的时装系列作了预评。Nick Sullivan previews this season's collections from Paris and Milan.他们的休闲服系列瞄准的是追求时髦的13到25岁青少年。...
Tack them together with a 1.5 cm seam...用 1.5 厘米的针脚将它们暂时缝上。Tack them together with a 1.5 cm seam.用1.5厘米的针脚将它们暂时缝上。The captain ordered a change of tack.船长下令改变航向。Tack the cord around the cushion.用粗线沿着垫子边绷一圈。As Prufrock vac...