RNA silencing is a kind of sequence-specific degradation mechanism commonly foundin eukaryotic organisms to resist the invasion of heterologous nucleic acid.

Purification and Biological Significance of a Specific Chromium Binding Substance ( A Low Molecular Weight Chromium Binding Substance) foundin Organs of Mammals

关于机体内特异的铬结合物质（低分子铬结合物）的精制及其意义的研究

COM is a flash sale site that sells design-y wares ranging from vintage graphic posters to high-end dining chairs and hand-crafted terrariums.

它是一个限时抢购（flash sale）网站，主要销售设计感十足的产品，比如老海报，高端餐椅以及手工玻璃制品等。

I was lucky – I saw a flash sale and managed to get this really cheaply2!

幸运的是，我看到了一个限时抢购活动，所以买得非常便宜！

Notably, Redmi Note 4 was made available only via flash sales on selective online stores, which went out of stock in seconds.

特别是，红米Note4只在被选定的网上店铺通过限时抢购出售，而且几秒钟就抢光了。

In October Xiaomi said it sold 40000 phones in just four seconds in an online flash sale.

10月份时该公司曾宣称，在一次网上限时抢购活动中，开售仅4秒钟就有4万台手机售出。

If you want to buy flight tickets, look out for the flash sales which are common after Christmas.

这类活动的时间有限，但折扣力度通常较大。商家们会用“a flash sale”作为标语来吸引顾客。例句如果你想买机票，可以关注一下圣诞节后常有的限时抢购。

If a luxury brand frequently discounts its goods at outlet stores or online via flash sales, consumers will perceive that they don't have to pay full price for that brand, says Milton Pedraza, CEO of Luxury Institute, a luxury industry research group.

据奢侈品行业调研机构奢侈品协会（Luxury Institute）CEO米尔顿o佩德瑞扎表示，如果一个奢侈品牌经常在名品折扣店或通过限时抢购的方式在线打折出售，消费者会认为，他们就没有必要全价购买这个品牌的商品。

His face was very red, his hat was on the back of his head, his hair was wildly rumpled.

他的脸很红，帽子已经戴到了后脑勺，头发乱蓬蓬的。

But it suddenly caught sight of the drunk who was shouting rude remarks and waving a red cap.

但突然它看见了醉汉，只见他正大声说着粗鲁的话，手里挥动着一顶红帽子。

Du wears a red cap today.

阿嘟今天戴了顶红帽子。

A group of students were walking along the street, each wearing a red cap.

一群学生正沿着街道走来，每人带着一顶红帽子。

Her red hat was very conspicuous in the crowd.

她戴的红帽子在人群中非常显眼。

Secondly, carrying out MBO is beneficial to the perspicuity of the property right of the state-owned enterprises and the settlement of the problem of the "Red Hat" enterprises.

第二个方面，笔者以为，通过MBO可以明晰国有企业产权，解决历史遗留下来的红帽子企业问题。

But sir, we've just begun learning about redcaps and hinkypunks.

可是教授，我们才刚学到红帽子和哼即砰。

He was wearing a red hat and a blue jacket, sir.

长官，他戴一顶红帽子，穿一件蓝夹克。

People all laugh at the boy with a red cap.

人们都笑这个男孩戴顶红帽子。

I saw a peculiar thing today; a dog was walking down the street wearing a red hat!

今天我看到一件怪事；一条狗戴着顶红帽子在街上走。

The drunk was shouting rude remarks and waving a red cap.

醉汉正在高声喊着一些粗鲁的评论话，并且挥舞着一顶红帽子。

When he wears a white cap, he is in a good mood. When he wears a red cap, he is in a bad mood.

当他戴着白色帽子，说明他心情很好，如果是红帽子，就恰好相反了。

The bull was busy ( 5) the matador/ bullfighter at the time,( 6) it suddenly caught sight ( 7) the drunk ( 8) was shouting rude remarks ( 9) waving a red cap.

公牛当时在忙着对付斗牛士，但它突然看见了在喊着粗鲁的脏话并且在挥动着一个红帽子的醉汉。