\u0039\u0031\u0031\u67E5\u8BE2\u00B7\u82F1\u8BED\u5355\u8BCD
弓锯; 锯条
hack saw的解释
1. 钢锯：hack 砍劈;鹤嘴锄;砍痕;格架;碎土 | hack-saw 钢锯 | Hackberry facies 浊积扇相
2. 弓锯：工作图,制造图 working drawing | 弓锯 hack saw | 弓锯机 hack-sawing machine
3. 弓形锯：habitation building 居住房屋 | hack saw 弓形锯 | hacking knife 砍刀
4. 铁(钢)锯：hand hammer手锤 | hack saw铁(钢)锯 | saw木锯