a slow fire

• 文火

a slow fire的用法和样例：

例句

1. Cook the fruit gently until it forms a pulp.
   用文火把水果煮烂。
2. This Osso Buco is first brazed over a slow fire for 2 hours to hold the juices inside.
   这道炖小牛肘首先用文火慢炖两个小时以保持汁水仍在肉里。