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.这种反应构成了制备芳基环丙基乙炔的有效方法.This sequence constitutes an efficient method for preparing arylcyclopropylacetylenes.丙二烯是甲基乙...
一场更为艰巨的战斗正等待着总统。A much bigger battle is ahead for the president.罗马尼亚经济的复兴将是一项长期而艰巨的工作。Revitalising the Romanian economy will be a long haul.电脑简化了教聋人阅读这一艰巨的工作。The computer has simplified the difficult task of teaching rea...
I discovered that people accept a lot of pain if everybody's going through the chute together.我发现,只要能做到同甘共苦,人们便能承受很大的痛苦.People accept a lot of pain if everybody's going through the chute together.只要能做到同甘共苦,人们便能...
奥哈拉家的人是不接受施舍的.The O'Haras did not take charity.你是不是指望我会对慷慨施舍的婚姻感恩戴德 呢 ?Do you expect me to thank you for this extraordinary offer of marriage?你是个捡破烂的还是来施舍的, 先生?Are you a taker, or are you a giver, mister?...