badly annealed

例句：

1. 1.The steel was annealed to remove internal stresses.
   钢材经过退火以消除内部应力。
2. 2. The metal is annealed to improve its strength and flexibility.
   金属经过退火以提高其强度和柔韧性。
3. 3.The metal was annealed to reduce its hardness.
   金属经过退火以降低其硬度。