reaming operation划眼作业;划眼功课
reaming bit绞孔锥;[机] 铰孔钻头
align reaming铰同心孔;配铰
reaming teeth扩大器齿
hole reaming扩眼;铰孔
reaming trip扩眼起下钻
under reaming底部扩大
reaming stand绞孔架;铰孔架
reaming bench铰孔机
N（名词） a number of sheets of paper, formerly 480 sheets (short ream), now 500 sheets (long ream) or 516 sheets (printer's ream or perfect ream). One ream is equal to 20 quires 令; 纸张的计数单位
N-COUNT（可数名词） If you say that there are reams of paper or reams of writing, you mean that there are large amounts of it. 大量; 许多 [非正式][usu pl, usu N 'of' n]
Their specific task is to sort through the reams of information and try to determine what it means.
他们的具体任务就是将大量信息分类，并努力弄清其意思。
V（动词） to enlarge (a hole) by use of a reamer (用钻孔刀使孔)扩大