| spy upon | 监视 |
| steering wheel | 方向盘 |
| stimulate the imagination and interest in | 激发对......的兴趣和想象力 |
| storage/ storing capacity | 存储容量 |
| street billboard | 路边广告牌 |
| strong observation skills | 较强的观察能力 |
| stuff sth. into | 把......塞进...... |
| subscribe to | 预定，订阅 |
| suit personal needs | 满足个人需要 |
| superior indec capability | 出众的索引功能 |