Nearby, there may be a number of racks on which magnetic tapes and discs are stored . 附近可能有许多机架，这里存放着磁带和磁盘。
Shelton watched her, racking his brains to find excuses for that fatal laugh . 谢尔顿注视着她，绞尽脑汁要找个借口来解释刚才那致命的一笑。
The merchant took his hat from a rack by the door and prepared to depart for the evening . 这商人从门口架子上取下他的帽子，准备出去消磨黄昏。
He racked his memory for some clue to the origin of corporal whitcomb's bitterness toward him . 他搜索枯肠想找一找惠特科姆下士对他怨恨的缘故。
She racked her brains and tried this thing and the other, but could not find anything successful . 她绞尽脑汁，试试这个，又干干那个，结果还是一事无成。
Do n't think this job a piece of cake. you 'll have to rack your brains once you start on it .. 别以为这工作是易如反掌的事，你干了就知道它是很伤脑筋的。
We are above death, we should walk cheerfully to the den of the lion, or the rack of the torturer . 我们已经逾越了死亡，我们会心甘情愿地朝狮子洞或者施虐者的拉肢刑具走去。
Once again, tortured with doubt, racked with a deathless grief, he craved an answer of the night . 心里疑神疑鬼的，给一团没结没了的哀愁弄得痛苦难熬，他又祈求黑夜给他一个回音了。
The four main types of gears (spur, helical, worm, and bevel)and a rack and pinion are shown in figure 7 . 图7所示是四种主要的齿轮（巨齿轮，斜齿轮，蜗轮和伞齿轮）以及齿条和小齿轮。
A dealer in pittsburgh reported that the crush of customers was so thick he couldn't get his mustang off the wash rack . 匹茨堡一家承销商报告说，顾客拥挤得水泄不通，他的野马车根本无法驶离冲洗台。
