highly efficient
| engine
| highly efficient | |
| tech. | 高效率的 |
| engine | |
| auto. | 发动机，引擎 |
| comp.games. | 游戏引擎 |
| met. | 机器 |
| space | 机械 |
| sport. | 游戏引擎 |
| tech. | 引擎; 发动机; 机车 |
| |||
| 高效率的 | |||
|
highly efficient : 11 phrases in 6 subjects |
| Automobiles | 1 |
| Chemistry | 1 |
| Metallurgy | 2 |
| Scientific | 1 |
| Securities | 1 |
| Technology | 5 |