I'll try to be as inconspicuous as possible...我会尽量不惹人注意。He was sidling into the bar, obviously trying to be inconspicuous.他悄悄地走进酒吧，显然不想引起注意。an inconspicuous act of bravery不引人注意的英勇行为I'll try to be as inconspicuo...
他们爱炫耀，几乎对每种情况都添油加醋。They have a tendency to show off, to dramatize almost every situation.被自恋症折磨的人会变得只专注于自己的事情，或者不断地自我炫耀。Those who suffer from narcissism become self-absorbed or chronic show-offs.他炫耀自己通过装病来逃避服兵役。He boasts...
解释为什么钡能形成过氧化物而铍则不能。Explain why barium forms peroxide but beryllium does not.然而铍的毒性限制了它的作用.However the toxic properties of beryllium limit its application.但如果用铝包覆铍,则可避免加工过程中及储存期间的中毒问题.Toxicity problem in manufacturing and...