rotap mechanical shaker

例句：

1. 1.This rotap mechanical shaker is very useful for mixing ingredients in a recipe.
   这个旋转机械摇动器在制作食谱时非常实用。
2. 2. The chef uses this rotap mechanical shaker to mix the ingredients before cooking.
   厨师使用这个旋转机械摇动器在烹饪前混合食材。
3. 3. The rotap mechanical shaker has a built-in timer that can be set to mix the ingredients for a specific amount of time.
   这个旋转机械摇动器有一个内置计时器，可以设置混合食材的特定时间。