I accidentally stepped on a viper on the mountain.

我在山上不小心踩到一条蝰蛇。

If you encounter a viper in the wild, step back calmly.

如果你野外遇到毒蛇，要冷静地后退。

My mother taught me to keep away from vipers.

母亲教导我要远离阴险的人。

You conspire with him against me, do you, viper?

你和他合谋反对我，是吗，蝰蛇？

Flee from every symptom of this deadly foe as you would flee from a viper.

你要逃避这死敌的一切症状，犹如逃避一条蝰蛇一般。

A close-up shows the watchful eye of a Gaboon viper, Africa's largest viper.

这张特写显示了非洲最大的毒蛇加蓬蝰蛇警惕的眼睛。

Calmly, he reached his snake stick and the viper soon joined his companion in the bag.

他镇定地伸出他的捕蛇棒，蝰蛇很快就加入他的同伴进了袋子。

Viper Strike is a gliding munition capable of precision attack from extended ranges using GPS-aided navigation and a semi-active laser seeker.

Viper Strike 是一种滑行军需品，能够使用 GPS 辅助导航和半主动激光导引头从更远的范围进行精确攻击。