friendly

The hotel staff were incredibly friendly and helped us carry our heavy luggage to the room.

(Chinese) 酒店员工非常友好，帮我们把沉重的行李提到了房间。

He gave me a friendly wave as he drove past my house in his truck.

(Chinese) 当他开着卡车经过我家时，向我友好地挥了挥手。