Jennifer squealed with delight and hugged me.珍妮弗高兴地尖叫起来，然后拥抱了我。They hugged and kissed.他们相互拥抱接吻。She hugged her legs tight to her chest...她将双腿紧紧抱在胸前。She hugged her legs tight to her chest.她将双腿紧紧抱在胸前。She threw her arms roun...
Using antiphase suspension polymerization to synthesize the high hygroscopicity resin.采用反相悬浮聚合法合成高吸水性树脂.Grafting polymerization of acrylic acid onto flax initiated by ceric salt has been studied.研究了利用铈盐引发丙烯腈与亚麻接枝共聚反应.A m...