A single - ring benzoxazine was synthesized by solvent - free method.用无溶剂法合成了一种单环苯并嗪.Curing shrinkage, temperature and curing enthalpy of benzoxazine based on diphenyl oxide resin were investigated.研究了苯并口恶嗪二苯醚树脂固化时的体积收缩率...
"That was a truly delicious piece of pork," he said. "Yes, wasn't it?" echoed Penelope.“那块猪肉真好吃，”他说。“没错，可不是么？”佩内洛普附和道。Characteristics: Being appetising and nourishing, it is a delicious dish in a banquet.特点: 味道鲜美,营养...
这条河水流湍急，变幻莫测。The current of the river is fast flowing and treacherous.一道拦河坝将会在上游拦住水流，抬升水位。A barrage would halt the flow upstream and lift the water level.这对夫妻被巨大的水流卷走了。The couple were swept away by the strong current....
Poland provide the opposition for the Scots' last warm-up match at home.苏格兰队在国内最后一场热身赛的对手是波兰队。This is something of a grudge match against a long-term enemy.这可以说是一场与宿敌你死我活的比赛。Helen's choice of lipstick was a goo...
Carrington did the honourable thing and resigned...卡林顿作出了令人敬佩的举动，辞了职。" Yea, his honourable worship is within.“ 是的, 大人在.An honourable death is better than a disgraceful life.宁为玉碎,不为瓦全.These businessmen are both competitiv...
He was always a lavish spender.他花钱总是大手大脚。Once the compulsive spender stops at the mall, she will be unable to control her spending.患强迫性购物症的人一旦来到购物中心，就无法控制自己的开支。Gentlemen, I look at you and I think of the words of Stephen...
...a baritone voice...低沉悦耳的嗓音Do you sing bass or baritone?你唱男低音还是男中音?He speaks in a melodious baritone.他的声音浑厚而有磁性。"Sergeant, I should like a word with you," said the newcomer, in a pleasantly-inflected baritone.“巡佐，我想和您说...