luggage有複數嗎

沒有複數，因為luggage為不可數名詞，中文意思是n. 行李精神負擔

Do you have a lot of luggage?你的行李多嗎

Two pieces of luggage have gone missing.有兩件行李丟了。

There's room for one more piece of luggage.還有地方再放一件行李。

The dog was guarding its owner's luggage.