| 1. | The treatment of skin lesions is symptomatic . 皮肤病变的治疗都是对症的。 |
| 2. | The mass m is assumed to be constant . 我们假设质量m是不变的。 |
| 3. | In steady flow, mass flux is constant . 在稳定流动中,质量通量是恒定不变的。 |
| 4. | I will stick to the last day of my life . 我是到死不变的。 |
| 5. | A quantity whose value remains unchanged is called a constant . 其值不变的量称为常量。 |
| 6. | Alternating sandstones and shales are regarded as important . 蚀变的砂岩和页岩是很重要的。 |
| 7. | The data on covariance presently available are here . 目前所能获得的关于协变的资料都在这儿。 |
| 8. | Here again my old caution stood me in good stead . 这一次我那种向来不变的谨慎又给我许多好处。 |
| 9. | Asthmatics have an increased susceptibility to viral illnesses . 气喘病人对病毒性病变的敏感性增加了。 |