Definition
to vary the way something is done in order to make it more interesting or engaging.
變化招數，變化花樣
To make the presentation more engaging, the speaker tried to ring the changes on the content delivery.
為了讓演講更加吸引人，演講者嘗試以不同的方式呈現內容。
The chef at the restaurant rings the changes by frequently changing the specials on the menu.
餐廳的廚師經常更換菜單上的特色菜，以增加變化。
He tried to ring the changes on his fitness routine by mixing different types of workouts.
他嘗試混合不同類型的訓練來改變他的健身方式。