| 1. | We want to look at some portable typewriters . 我们要看看手提式打字机。 |
| 2. | A portable tv camera focused on him . 一台便携式电视摄影机的镜头对着他。 |
| 3. | We should have portable short-wave sets . 我们应该有轻便的短波通讯设备。 |
| 4. | A portable torsion balance is used for weighing . 用一台轻便的弹簧秤称重。 |
| 5. | Portable irrigation is on the increase . 移动式灌溉正在增加。 |
| 6. | She traded her roller-skates for billy 's portable radio . 她拿旱冰鞋换了比利的手提收音机。 |
| 7. | What i look at is the sacrifice of so much portable property . 我的意思是,好大一笔动产就这样付之东流了。 |
| 8. | I can construct bridges which are very light and strong and very portable . 我能建造轻便、坚固、搬运便利的桥梁。 |
| 9. | The small portable battery-operated units are most suitable for field work . 这种用电池作电源的小型便携式仪器最适用于野外工作。 |
| 10. | There is a need for a highly sensitive system that is at the same time compact and easily portable . 需要高灵敏度系统,而且还应该坚实和便于携带。 |