用销钉在顶上加固防护网，防止叶子落入。Peg down netting over the top to keep out leaves.施工人员将不得不另外用木料加固现有的托梁。The builders will have to strengthen the existing joists with additional timber.所有的门上都有钢筋条加固。There are reinforcement bars on all do...
The EPA's rules about what constitutes hazardous waste are backfiring against the nationwide recycling effort.环保署关于有害物质的法规同全国资源回收的工作正好唱反调.Its principal purpose is the cleanup of leaking hazardous waste disposal site...
The isospin fractionation intermediate ion collisions is studied by using isospin dependence quantum molecular dynamics model.利用同位旋相关的量子分子动力学模型研究了中能重离子碰撞中同位旋分馏过程.Inelastic collisions among photoelectrons rapidly distribu...
我顺道去看了一下路易莎。她当时在睡觉。I looked in on Louisa. She was sleeping.路易莎大吃一惊，站在那里呆若木鸡。Luisa stood transfixed with shock.路易莎打着圈儿翩翩起舞，裙摆时而肆意飞扬，时而盘绕脚边。Louisa was dancing, spinning by herself, her skirt flying out and coiling around h...