Sodium ethylate was used as catalyst in Baker - Venkataraman of cyclization, and all factors were studied.环合反应采用乙醇钠作为Baker-Venkataraman重排反应的催化剂, 研究了影响反应的各个因素....
她是个技法娴熟的书法家。She is a skilled calligrapher.赵之谦 ( 1829-1884 ) 是书法家兼画家.Zhao Zhiqian ( 1829 - 1884 ) was both a calligrapher and a painter.他的儿子 王献之, 也是非常有名的书法家.His son, Wang Xianzhi , was also a famous calligrapher....
Since June the country has had a coalition government...从6月份起，该国一直由一个联合政府执掌政权。Since 1976 he has been operating the shop with the assistance of volunteers...从1976年开始，他就在志愿者的帮助下经营这个店。'Since I retired to this place,�...
Such regulations have aroused among Ulyanovsk civil servants.这一规定引起了该州公务员的不满.They live in St Petersburg but travelled to Ulyanovsk to soak up the atmosphere on Wednesday.他们居住在圣彼得堡,周三特意到乌里扬诺夫斯克去感受一下“气氛”....
士兵们抓走4个人，其中1个随后被放了回来。Soldiers took away four people one of whom was later released.她从玫瑰(花)上抓走蚜虫.She pinched the aphids off the rose.他们会把我抓走, 他们会杀死我的.They will seize, they will slay me....
The product was launched amid much fanfare worldwide.这个产品在世界各地隆重推出。A fanfare of trumpets heralded the arrival of the King.嘹亮的小号声宣告了国王驾到.A wreath was laid on the monument to a fanfare of trumpets.在响亮的号角声中花圈被献在纪念碑前.The dep...
这植物在其生活史中只开花一次.This plant effloresces only once during its life cycle.他将必须改善其生活方式.He will have to amend his style of living.戒毒人员的劳动所得,全部用来改善其生活条件.All the income from their work is used to improve their living conditions....