Acknowledger
n. 认收开关；了望装置
🗣️ 情景例句
If the problem is in the goods itself, you may make a claim on the supplier.
如果问题在货物本身，你可以向供货方提出索赔。
How do I look?
我看上去怎样？
I will never forget it.
我会记着的。