Exciton is electron - hole pair held together by their mutual Coulomb interaction.激子就是由电子和空穴在相互间的库仑力作用下,相互维持在一起的电子 -- 空穴对.As to the emission at 370 nm, It'should result from exciton recombination radiation.而在370nm处的...
False – The liver detoxifies alcohol at an approximate rate of one ounce per hour.错:肝的解毒能力大约是一小时一盎司.He haggles over every ounce for everything.他什么事都要斤斤计较.If only my father had possessed an ounce of business sense...要是我父亲...
Some outraged readers said the story was extremely offensive and distressing.一些感到义愤的读者说这篇报道极为令人反感，而且非常伤人。Could you qualify his behavior as offensive?你能把他的行为说成是咄咄逼人 吗 ?The West African forces went on the offensive in resp...
抽烟时吸入的尼古丁和一氧化碳都已经被标定为致病因素。Both nicotine and carbon monoxide inhaled with cigarette smoking have been incriminated as causative factors.这是一种由鼻孔吸入的药物.It is a preparation to be sniffed up through the nostrils.三个宇宙航行员都是全套太空装...