Sometimes it sails out harmlessly into space. Other times it may head closer to home.

有时它会在太空里无害地航行。其他时候可能会接近我们的家园。

The bomb fell on a field and exploded harmlessly.

炸弹落在田野爆炸，没有造成损伤。

Most of these fragments ended up floating harmlessly in space, but a few headed toward a collision with earth.

这些碎片的多数在太空无害地漂浮着，不过有一些却向着地球迎。

You can rest easy knowing that after you throw it out it will harmlessly break down. Well, not so fast.

那你就可以放心了，因为你知道将它扔掉后它会无害降解。嗯，不要太快结论。

The spear whistled harmlessly over his head.

【harmless】那支标枪从他上呼啸飞过，有惊无险。

By experimenting harmlessly inside a VR world, we will be able to see the dangers we may face in the future.

在虚拟现实世进行无伤害的实验，我们就能够看到现实世可能面对的危险。

It does a great job of mimicking snake behaviour as well, even to the point where it will harmlessly strike potential predators.

在模仿蛇的行为方面它也做得很好，甚至到了可以零伤害的袭击潜在捕食者的程度。

Their main duty was to see that the patients were quiet or harmlessly busy playing cards or board games or reading a magazine.

她们的主要职责是保证病人安静，能忙于打牌、棋、看杂志这样的无害性活动。

At least 10 percent of young adults, and perhaps 30 percent of teenagers, carry the deadly meningococcal bacterium, but it lives quite harmlessly in the throat.

至少有10%的年轻人和也许30%的少年携带着致命的脑膜炎球菌，但脑膜炎球菌完全无害地生活在咽喉里。

Infusing the water stream with a bit of ultrasound turns it into an effective scrubber that quickly and harmlessly rinses the skin to spotless clean.

在水加入超声波将能够有效地将残留物清除，并能够迅速将皮肤上的污渍去除，并且对皮肤无害。

Invasiveness. Sometimes tumors do not stay harmlessly in one place. They destroy the part of the body in which they originate and then spread to other parts where they start new growth and cause more destruction.

侵袭性。有时肿瘤不会在一个地方带着不产生危害。他们破坏了部分他们诞生的地方，然后身体转移到其他地方，在那里开始新的生长，并导致更多的破坏。

If any " not-you" stuff starts causing too much harm, your immune cells will attack it and take note to act quickly and vigorously against it in the future, basically, learning who's harmlessly passing through, and who's a dangerous intruder.

如果有什么 “非你” 的东西开始对你造成太大的伤害，你的免疫细胞就会对它进行攻击，并记，以便在今后对它采取迅速而有力的行动，基本上可以知道谁是无害的过客，谁是危险的入侵者。