By the amide and aliphatic chain or alicyclic base line base connected criminal macromolecules.由酰胺链与脂族基或脂环基连接的线刑大分子构成.In this paper , two unsaturated alicyclic nitrogen heterocyclic crownethers were synthesized by phase ...
He glanced furtively at the stolid faces of the two detectives.他偷偷地瞄了一下两名侦探面无表情的脸孔。She felt more sympathy for Neil's sombrely stolid manner than she ever had before.她比过去更同情尼尔忧郁而执拗的举止了。The captain remained stolid and...
The good news from the battlefields is becoming a cataract.战场上传来的好消息正在变成一道奔流.Desert vast, worldly woman, Le saddle troops on, across battlefields.瀚海浩浩, 红尘女子, 勒鞍扬鞭, 驰骋疆场.Today, many business battlefields are moving to the...
The only ventilation comes from tiny sliding windows.只能通过小推拉窗来通风。Some people think that ventilation is the same thing as air conditioning.有些人以为通风和空调是一回事.The office has recently been refurbished and the ventilation system...
His etchings and drawings never went out of fashion.他的蚀刻画和素描从不过时.I know his etchings a little.我知道一点他的蚀刻画.The etchings, drypoints, lithographs , and engravings together formed his graphic work.蚀刻画 、 铜版画 、 平版画以及雕刻构成了他书画刻印的...