retractable fin stabilizer

例句：

1. 1. Thenew model of the car has a retractable fin stabilizer that canbe used to adjust the air flow.
   这款新车配备了可伸缩鳍稳定器，可以调整气流。
2. 2. The boat's retractable fin stabilizer is designed toreduce drag and improve maneuverability.
   船的可伸缩鳍稳定器设计用来减少阻力并提高机动性。
3. 3. The engineertested the retractable fin stabilizer in various weather conditions to ensure itseffectiveness.
   工程师在不同的天气条件下测试了可伸缩鳍稳定器，以确保其有效性。