A constitutional amendment precludes any president from serving more than two terms.一项宪法修正案使得任何总统的任职不得超过两届。The surface reactivity of many nonblack fillers generally precludes strong bonding with this type of matrix.许多非碳黑...
The doctor worked busily beneath the blinding lights of the delivery room.这位医生在产房刺目的灯光下忙碌着。She was a TV reporter and worked long hours.她是个电视台记者，总是工作到很晚。Most have worked their guts out and made sacrifices.大部分人都拼命工作，作出了很大的...
结果表明:醇胺类助剂加入复合物后显著改善其力学性能.The experiments show that ethanolamine additives added to the composites improve their mechanical properties remarkably.认为醇胺类键合剂可明显改善丁羟推进剂的性能.The results show that alcohol amine bonding agents c...
宝塔影子倒立在水里.The pagoda is reflected upside down in the water.小男孩学了一招, 他能倒立.The little boy learned a stunt; he stands on his head.倒立组却因为厌倦而放弃比赛.The handstand group gives up the contest because of the training fatigue....