ingot production process

例句：

1. 1. The ingot was melted down to make the new steel.
   这个生铁块被熔化用来制造新的钢铁。
2. 2. The bloom is a symbol of life and growth.
   花蕾是生命和成长的象征。
3. 3. The blooming season is always exciting.
   开花季节总是令人兴奋的。