On an American Airlines packet of peanuts: "Instructions: Open packet, eat nuts."

美国航空公司发的小袋花生上面印着：食用方法：1）打开袋子，2）吃花生。

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Someone who receives a red packet on Chinese New Year or on his or her birthday should not open it in front of the giver.

在中国新年或生日时收到红包的人不应该当着送红包的人的面打开它。

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As an application executes, it makes system calls to the underlying operating system whenever it needs to open a file, send a packet, or otherwise use system resources.

在应用程序的执行过程中，当需要打开文件、发送数据包或者使用系统资源时，它会对基础操作系统进行相应的系统调用。

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Slashed open at the table, each packet releases an aromatic cloud of steam, salty-sweet, herbaceous and redolent of the ocean.

WSJ: Marc Vetri's Spaghetti in Parchment With Clams | Slow Food Fast

Those who open stores when locals are still too poor to shop there can lose a packet.

ECONOMIST: Retail in China