engine timing
| pointer
| engine timing | |
| auto. | 发动机 正时 |
| pointer | |
| econ. | 表针 |
| hydroel.st. | 指针; 指示器 |
| interntl.trade. | 广告索引 |
| oil | 启示; 指示字 |
| roll. | 压尖机 |
| sport. | 暗示; 线索; 点子 |
| |||
| 发动机配气和点火正时 | |||
|
engine timing : 10 phrases in 2 subjects |
| Automobiles | 7 |
| Technology | 3 |