Work began on establishing the cemeteries as permanent memorials to the fallen.把公墓建成阵亡战士的永久性纪念碑的工作已经开始。It's morbid to dwell on cemeteries and such like.不厌其烦地谈论墓地以及诸如此类的事是一种病态.In other districts the proximity of ceme...
Indole is extracted from methylnaphthalene oil through solvent extracting.用溶剂萃取法从甲基萘油中萃取吲哚.Tryptanthrin is a kind of indole quinazoline alkaloid.色胺酮属吲哚喹唑啉类生物碱.Indole consists in washing oil of coal tar.煤焦油洗油(以下简称洗油)中含有吲哚...