It's the roughness of the two pieces that make them stick together.

是粗糙度让两片东西能粘牢。

These people were very rough in their ways. But behind the roughness they were good men.

这些人的生活方式很粗野。但在粗野的背后，们是好人。

You see, at the high speeds for 5G the signal has to travel close to that roughness.

在 5G 的高速下，信号不得不靠近粗糙面传输。

So at least this time the ball the right amount of roughness and flew further than the 2010 ball.

所以这次，球至少有了适当的粗糙度，而且飞得比2010年的足球远。

Didn't I just tell you that we needed that roughness to keep the device together?

我有没有告诉你们，我们需要那个粗糙面来保持设连接？

16-16 He climbed back to the diving rock and sat down, feeling the hot roughness of it under his thighs.

屁股 ，到那块跳水的岩石上坐了下来，觉得屁股下的岩石又热又粗糙。

She had often to address passengers with direct speech, and this had given her a certain roughness and originality of manner.

她必须常常用直接的语言向旅客们讲话，这就使得她带着一种当粗鲁和独特的仪态。

But some preliminary vibrations could soon be felt over the boat's hull. I heard its plating grind against the limestone roughness of that coral base.

可是，不久就在船身上感到有些作为前奏的抖颤。我听到珊瑚石上石灰质形成的不乎表面在船边上摩擦，沙沙作响了。

Then imagine instead of the black or grey or chestnut back of the horse the soft roughness of golden fur, and the mane flying back in the wind.

再想想黑的、灰的或栗色的马背换成了柔软的金黄色皮毛，鬃毛在风中飞舞。

Diagnosis is usually made based on symptoms, and looking for areas of discoloration or roughness, tenderness or inflammation in the mouth, as well as using dental radiographs.

通过临床表现，检查口腔中脱色、粗糙、有压痛或感染的部位，还有口腔摄片，都可以诊断龋齿。

" Humans need to slide to feel texture. But in this case the skin, with just a single touch, is able to detect textures of different roughness" .

" 人类需要滑动才能感觉到质感。但是这种电子皮肤只需要轻轻一按，就能检测出不同粗糙度的质地。"

He will kiss the hand that has no food to offer, he will lick the wounds and sores that come in encounters with the roughness of the world.

它愿意亲吻主人的手，即便主人并未施与食物, 它会舔舐主人在与这个粗暴的世界奋战中留下的伤口和痛处。

" The weather conditions are challenging. The remoteness of the site is challenging. The depth of the sea in the search area is challenging. The roughness of the sea bed is challenging."

Truss先生说，“天气状况、事发地点偏远、搜索区域的海洋深度以及海床的凹凸不平都极具挑战性。”