surprise

They decided to surprise their grandmother by visiting her without calling first.

(Chinese) 他们决定在不先打电话的情况下回去看望祖母，给她一个惊喜。

The sudden appearance of the bear in the campsite surprised the sleeping hikers.

(Chinese) 熊在营地突然出现，吓坏了正在睡觉的徒步者。

The birthday party was a complete surprise; I had no idea my friends were planning it.

(Chinese) 生日派对完全是个惊喜；我一点儿都不知道朋友们在筹划它。

Finding a hidden gold coin in the old wooden chest was a great surprise.

(Chinese) 在旧木箱里发现一枚隐藏的金币是一个巨大的惊喜。