second-time-around | signals
| signal | |
| gen. | 打信号 |
| bridge. | 信号 |
| hockey. | 手势 |
| hydroel.st. | 标志 |
| radio.amat. | 信号 |
| sport. | 手势; 旗势 |
| tech. од. | 信号 |
| waterski. | 手势信号 |
| English thesaurus | |||
| |||
| STA | |||
|
second-time-around : 4 phrases in 4 subjects |
| Air defense | 1 |
| Electronics | 1 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Technology | 1 |