查询词典 answer a double purpose

double angle bar：双角材

634 双动泵 double acting pump | 635 双角材 double angle bar | 636 双座艇 double banked boat

double angle bar：双角摇杆双角钢

double angle 双角铁 | double angle bar 双角摇杆双角钢 | double angle fomula 倍角公式

double annual ring：复年轮

double acting door 双摇门 | double annual ring 复年轮 | double-cutting bands 双刃带锯

double astrograph：双筒天体摄影仪

double armoured cable 双层铠装电缆 | double astrograph 双筒天体摄影仪 | double Atlas 双梳栉经缎织物

at the double：跑步 很快地; 毫不迟延地

at the double 跑步 很快地; 毫不迟延地 | on the double 跑步 很快地; 毫不迟延地 | come the double [俚](对某人)背信弃义; 耍滑头

Warm wishes at The Double Ninth Festival：在感恩节,衷心地祝福你们

The Double Ninth Festival wishes for you and your family.给你们全... | Warm wishes at The Double Ninth Festival .在感恩节,衷心地祝福你们. | I wish you could be here on The Double Ninth Festival .但愿你...

double atari：双打吃

双打 double atari | 双打吃 double atari | 双倒扑 double snapback

double atari：双打

双吃 double atari | 双打 double atari | 双打吃 double atari

double back substitution：双重回代

倍角公式 double angle formula | 双重回代 double back substitution | 双链条件 double chain condition

double-handed backhand：双手反手击球

double bounces 球弹地两次 | double-handed backhand 双手反手击球 | double hit 在一次挥拍中球碰撞球拍两次

attach data file：选用数据文件

158AT-keyboardAT键盘 | 159attach data file选用数据文件 | 160attach note加附注

Dall：岛

导 daw 636 | 岛 dall 902 | de 的 de 1 3