您要查找的是不是：
- 平直度evenness
- 度standard
- 不平直度unflatness
- 平直度仪flatness gauge
- 平直straight
- 表面平直度检查器surface-flatness checker
- 平直的lank
- 一种在海边供散步用的开阔平直的大路（铺的或草坪）。a long stretch of open level ground (paved or grassy) for walking beside the seashore.
- 平直度控制flatness control
- 平直的头发lank hair
- 平卧的平直的躺下Lying down at full length.
- 平直弹道flat trajectory
- 条形平直straight and fiat bar
- 从球场的一端将板球猛掷给在另一端的击球手,在整个过程中保持手臂平直。"To hurl a cricket ball from one end of the pitch toward the batsman at the other, keeping the arm straight throughout the delivery."
- 他的南方约克口音比她的北方口音变调少一些，平直一些。his southern Yorkshire voice was less inflected and singing than her northern one.
- 平直岸smooth coast
- 平直地flat
- 平直墙plane wall
- 平直区flat region
- 平直束flat beam
