Claisen flask

例句：

1. 1.The chef used a Claisen flask to make the sauce for the dish.
   厨师使用克劳森瓶为这道菜制作酱汁。
2. 2. During the cooking process, the chef carefully transferred the ingredients into the Claisen flask.
   在烹饪过程中，厨师小心翼翼地将食材转移到克劳森瓶中。
3. 3. After the sauce was finished, the chef transferred it into a clean bowl using a transfer pipette.
   酱汁完成后，厨师用转移管将其转移到一个干净的碗中。