1. Older cars inevitably lack the latest safety refinements. 较老式的汽车难免缺乏最新的安全改进。
2. There have been some recent refinements. 最近有一些改进。
3. Anatomically precise support for the heel and ankle, air sacs for extra spring and comfort each year bring apparent new refinements. 在结构上来说,对脚跟和脚踝的恰好支撑,还有气囊带来的额外弹性和舒适度,每年都会有明显的改进。
4. This section describes the refinements. 本节将描述这种细分。
5. Security refinements such as record-level locking. 安全改进,比如记录级别的锁定。