The two principal combustion products are water vapor and carbon dioxide.两种主要的燃烧产物是水蒸气和二氧化碳。City's principal marksman was Joe Harvey who scored seventeen goals.市队的头号射手是打进17粒进球的乔·哈维。Donald King is the principal of Da...
Energy prices have been kept low, so energy is used inefficiently.能源价格一直维持低水平，所以能源利用效率很低。The small family farm is steeped in inefficiently and struggles just to survive.小农场主陷于无效率的境况中,只为生存下去而苦苦挣扎.You can't afford to ...
不完全的燃烧和不适当的通风条件能导致乙炔的产生.Incomplete combustion and improper draft conditions can cause ethylene formation.已多次证实火焰中存在聚乙炔.That polyacetylenes are present in flames has been demonstrated many times.这种反应构成了制备芳基环丙基乙炔的有效方法.This...
军队正向克宁镇进逼。Forces were moving in on the town of Knin.公司正向你提供分享其成功的机会。The company is offering you the chance to share in its success.来自乍得的报告显示叛军正向首都推进。Reports from Chad suggest that rebel forces are advancing on the capita...
我的衬裙已经蹿到臀部，厚厚地卷成一圈。My underskirt had ridden up into a thick band around my hips.他从脖子到臀部均被烧伤。He had burns that stretched from his neck to his hips.她站在那里，摇摆着臀部，有节奏地晃动着。She stood, swaying her hips, moving rhythmically....