Polyether - type isocyanate prepolymers are prepared with polyether polyols and tolylene diisocyanate.采用聚醚多元醇和甲苯二异氰酸酯合成了聚醚型异氰酸酯预聚体.A polyamide imide was synthesized from trimellitic anhydride and di isocyanate.本文用偏苯三酸酐和二...
What joy, what rapture, what glory to see him again!再见到他是多么高兴、多么欢欣、多么美妙的事啊！I stare in rapture at the ball.我欣喜若狂地盯着球。Charles listened with rapture to her singing.查尔斯兴致勃勃地听她演唱。...
Even his war record was fraudulently inflated.甚至他的参战履历也是夸大其词，充满谎言。All 5,000 of the homes were fraudulently obtained.所有5,000套房子都是欺诈所得。This money was fraudulently obtained.这笔钱是通过不正当渠道得来的....