I had a frightening encounter with a poisonous snake.是什么意思？

I had a frightening encounter with a poisonous snake.

我曾意外地遇到过一条毒蛇,吓得我要命.

had

v. 有（ have的过去式和过去分词 ），（亲属关系中）接受，拿，买到；

例句
He claimed that his parents had abandoned him...
他声称父母遗弃了他。

frightening

adj. 令人恐惧的，引起突然惊恐的，吓人；

例句
It was a very frightening experience and they were very courageous...
那是一次让人胆战心惊的经历，而他们表现得非常勇敢。

encounter

vt. 不期而遇，遭遇，对抗；n. 相遇，碰见，遭遇战，对决，冲突；vi. 碰见，尤指不期而遇；

例句
Every day of our lives we encounter stresses of one kind or another...
我们在每天的生活中会面临这样或那样的压力。

with

prep. 和，跟，随着，关于，和…一致；

例句
A waiter entered with a tray...
侍者端着托盘进来了。

poisonous

adj. 有毒的，有害的，恶意的，<口>讨厌的；

例句
...a large cloud of poisonous gas.
一大团有毒气体

snake

n. 蛇，奸险的人，卑劣的人，蛇形浮动汇率制；vt. 沿…曲折前进（或延伸），<美>/<口>拖，拉（木材等）；vi. 曲折前进（或延伸），蛇行，悄悄地爬

例句
The snake picked up its head and stuck out its tongue which gave everyone a fright...
蛇突然昂起头，吐出芯子，每个人都吓了一跳。