Our bodies have some natural defenses against this.

我们的身体对此有天然的防御机制。

Cockroaches also have a slew of defenses against pesticides.

蟑螂对杀虫剂也有一连串的防御措施。

Defense Against the Dark Arts, said Hermione at once.

黑魔法防御术。赫敏马上说。

They are sufficient for its defense against the lion.

这使长颈鹿甚至可以和狮子对抗。

Prevention is the first line of defense against deadly diseases.

预防是抵御多种致命疾病的第一道防线。

He takes his Defense Against the Dark Arts seriously, Moody.

穆迪这个人，把他的黑魔法防御术课很当回事呢。

And that's the first line of defense against the cold.

这是抵御寒冷的第一道防线。

Huge horns no defense against the wild beast slobbering behind her.

虽然有一对巨大的犄角，但也抵挡不了在她身后垂涎欲滴的野兽。

So this is basically our defense against the dark arts episode.

这基本上就是我们这节“黑魔法防御术课”要讲的内容了。

Such an unworldly face, a face with no defenses against life.

这样一张毫无尘世俗气的脸，说明她在人世间是从不设防的。

The aid permits Ukraine to buy weapons for its defense against Russia.

美国对乌克兰的军事援助允许乌克兰购买武器，以防御俄罗斯。

So it's time for a bit more defense against the dark arts.

现在是时候多讲一点黑魔法防御术了。

The best defense against a pack of Raptors was to travel in groups.

应对迅猛龙群最好的防御方法是群体行进。

These caps, called telomeres, are one line of defense against aging in many species.

这些连接键叫做端粒体，就是它们帮助这些生物抵抗衰老。

And these cells are part of the first line of defense against invading pathogens.

这些细胞是抵御入侵病原体的第一道防线的一部分。

" He's the best Defense Against the Dark Arts teacher we've ever had, "

“他是我们有过的最好的黑魔法防御术教师。”

It can also damage the victim's natural defenses against disease for months or years.

麻疹也会损害病人在数月甚至数年的时间里对疾病的自然抵御能力。

“You're the best Defense Against the Dark Arts teacher we've ever had! ” said Harry.

“您是教过我们的最好的黑魔法防御术课教师，”哈利说。

A drug called naloxone is currently our best defense against overdose.

目前，有一种叫做纳洛酮的药物是防止阿片类药物过量的最佳手段。

In that role, he mounted a defense against fast-food critics by debating them on live television.

担任此职务期间，他在电视直播中与快餐评论家辩论，捍卫麦当劳。