愉快

pleasing

pleasantly

pleasant

cheerful

cheerily

delightful

happy

delighted

merriness

rosiness

jolliness

pleasure

suavity

sprightliness

bright-eyed

pleasureness

pleasantness

pleasance

delectation

exhilaration

jocundity

luxury

lark

mirth

愉快[yúkuài]

-happy;joyful;merry;pleasant;delightful;cheerful:
joyouschildren;愉快的孩子们
merryheart;愉快的心情

祝你旅途愉快。
I wish you a pleasant trip.

她脸上露出愉快的微笑。
There is a merry smile on her face.

乡村生活确实让人愉快。
Life in the country is rather delightful.

我们办公室的一伙人相处得很愉快。
We are a happy crew in our office.

我有一个舒适的令人愉快的房间。
I have a cozy and cheerful room.

她父亲的死讯是她愉快的一年中唯一伤心的事。
The sad news of her father's death was the only cloud on an otherwise happy year.