She began neatening the books in the low bookshelf.她开始整理放在矮书架上的书.Our bookshelf is fastened to the wall.我们的书架固定在墙上.The bookshelf is fastened to the wall.这个书架被固定在墙壁上....
We then passed into narrative of the deaths of Captain Swosser and Professor Dingo.后来,我们转而谈到斯沃塞舰长和丁格教授是怎么死的.His mother senses a nearby predator, but it's not the dingo.它的妈妈感觉到附近有捕食者, 但不是野狗.The name of Professor Ding...