by surprise 出其不意; 冷不防; 猛不防
It definitely took me by surprise. But,you know...
我的确吓了一跳，不过…
China's move caught the norwegians by surprise.
中国的决定让挪威人大吃一惊。

Hang in there 忍耐一下
You just hang in there.
撑着点
Hang in there, retirement is only thirty years away!
坚持住，距离退休只有三十年了！