n.毒葛（等于poisonivy，等于poisonsumac）

poison oaks───n.毒葛（等于poisonivy，等于poisonsumac）

poison gas───毒气；（尤指用于化学战争中的）毒瓦斯

poison fang───毒牙

common oak───普通橡木

pin oak───针栎

poison ivy───毒葛；接触毒漆引起的皮疹

poisonous───adj.有毒的；恶毒的；讨厌的

poisonwood───毒木

prison van───囚车

Antigens such as those in poison oak and poison ivy are most often responsible for this appearance.───如毒橡树和毒叶藤之类的抗原常引起。

Imagine a cold or an attack of poison oak that would last forever.───比如设想感冒或者是毒葛的攻击都可能导致持久的高烧.

We walked through poison oak and got scratched by thorns.───我们从毒栎中穿过，身上被尖刺刮破。

On the other side of the rise, an endless impenetrable thicket of poison oak and coyote brush hides quail and other members of its guild.───在另一边，则生活着无边浓密的毒橡林和藏着鹌鹑的郊狼灌木丛以及其他成员。

Antigens such as those in poison oak and poison ivy are most often responsible for this appearance.

It's great for poison oak. - How'd you know l...

Fire officials said bee stings and poison oak were the most serious problems.

A contact hypersensitivity such as poison oak dermatitis is initiated be contact with the antigen, which is also called the allergen.

Why? -'Cause that dowsing rod of yours, it's poison oak.

How to treat poison ivy or poison oak rash; get expert tips and advice on performing first aid and emergency medical care in this free instructional video.

If your dog encounters poison oak, do not pet it until you clean its fur.

But if that was poison oak don't you think I'd be very...

There have a lot of poison oak around the trail. Most of them are still very young, but you can't touch it. It can make you sick.