He made a living of sorts selling pancakes from a van.他靠用货车卖薄饼勉强度日。She even managed a grimacing smile of sorts.她甚至做了个怪笑。He was out of sorts physically , as well as disordered mentally.他浑身不舒服, 心绪也很乱....
处于液态的叠氮酸是很危险的.Hydrazoic acid in liquid form is very dangerous.结果表明添加叠氮酸酯是一种提高硝胺改性双基推进剂燃速与能量的切实可行途径.The results show that PDADN can increase burning rate and energy of nitramine modified propellant....