Liverpool grew fat on the basis of the slave trade.利物浦是靠奴隶贸易肥起来的。I am not a slave, I am not a captive, and by energy I can overcome the greater obstacles.我不是奴隶，也不是俘虏，我有力量可以克服更大的艰难险阻。The story tells of a runaway slave gir...
The children were used as slave labour in gold mines in the jungle.在丛林地带，儿童被用作开采金矿的苦役。The report alleges that thousands of people have been forced into slave labour by the army.该报告宣称，成千上万的人被军队逼迫做苦役。He's been forced ...
详细评述了测定煤灰熔融性的新方法.New method of determining of coal ash is described.论述了煤灰熔融性温度与测试气氛、煤灰成分、矿物组成等因素之间的关系.The composition of coal ash and mineral matters obviously influence coal ash fusibility....
Heavy industry pollutes our rivers with noxious chemicals.重工业产生的有毒化学品会污染我们的河流。Heavy industry pollutes our rivers with noxious chemicals.重工业产生的有毒化学品会污染我们的河流。In understanding indoor air main volatile organic matter pollut...