complimentary
US /ˌkɑːm.pləˈmen.t̬ɚ.i/
UK /ˌkɑːm.pləˈmen.t̬ɚ.i/

形容詞
1.
2.
免費的, 贈送的
given or supplied free of charge
範例:
•
Guests receive a complimentary breakfast.
客人可享用免費早餐。
•
The hotel offers complimentary Wi-Fi to all its guests.
酒店為所有客人提供免費無線網絡。
在 Lingoland 學習這個單詞