这类含氮化合物的例子是咪唑, 三聚氰酸三酰胺, 三聚氰酸一酰胺.Examples of such nitrogenous compounds are imidazole, ammeline, ammelide.这类含氮化合物的例子是咪脲唑,三聚氰酸三酰胺, 三聚氰酸一酰胺.Examples of such nitrogenous compounds are imidurazole, ammeline, ammelide.从稠合的四氢异?...
From small beginnings comes great things.伟大始于渺小。In fact, his business career had distinctly unpromising beginnings.事实上,他的经商生涯从初期就明显前景暗淡。His views come from his own humble beginnings.他的观点源于他卑微的出身。Since those early beginni...