常見例句雙語例句It also states a troubleshooting analysis of the undercarriages retractile system.還包括一次起落架收放系統(tǒng)的故障分析。The lens is made of cell-shaped plastic which has the beautiful retractile effect.采用蜂窩狀塑膠做透鏡，其表面花紋達到優(yōu)美的折射效果。 返回 retractile