钩锚

例句：

1. 3.
   船、飞机等的
2. 1. The ship's anchor was securely fastened to the bottom of the sea.
   船的锚被牢固地系在海底。
3. 2. The boat was tied to a large rock by a strong rope.
   小船用一根结实的绳子系在大石头上。
4. 3. The pilot used the rudder to steer the ship through the choppy waters.
   飞行员使用舵来驾驶船只穿越汹涌的海浪。