Structurally, the appendix is isolated from the rest of the gut, with an opening smaller than a pencil lead, protected from the fecal stream that might be carrying pathogens.
从构造上看，阑尾位于盲肠的末端，不与其他部分连结。 它有一个比铅笔心还细的开口，防止了可能携带病原菌的废物流入其中。
A forcible stream of air, gas, or steam from an opening, especially one in a blast furnace to aid combustion.
吹风，送风从出口，尤其是从助燃鼓风炉的出口出来的空气，其他气体或蒸汽气流。
With the machine still running, slowly pour oil in a thin, steady stream through the lid plug opening until emulsified.
保持机器运转，以细流、缓慢将油从加料口加入，至乳化（与之前的物质完全融合在一起，无水油分离）
A natural opening, as the part of a stream or river that empties into a larger body of water or the entrance to a harbor, canyon, valley, or cave.
河口一个自然形成的开口，作为溪流或河水的一部分，可通过此口流入更大的水域或港湾、峪或洞的入口。
Writes the opening tag of a markup element to the output stream.
将标记元素的开始标记写入到输出流。
A forcible stream of air, gas, or steam from an opening, especially one in a blast furnace to aid combustion.
吹风，送风：从出口，尤其是从助燃鼓风炉的出口出来的空气，其他气体或蒸汽气流。
During experiment, a directly connected wind tunnel was independently designed to simulate a free stream Mach at 5.3, based on which the dynamic process of inlet opening was studied;
实验中，自主设计了高超声速直联式风洞模拟自由来流马赫数5.3，通过测量进气道上壁面压力分布，研究了进气道开启过程的起动特性；
During experiment, a directly connected wind tunnel was independently designed to simulate a free stream Mach at 5.3, based on which the dynamic process of inlet opening was studied;
实验中，自主设计了高超声速直联式风洞模拟自由来流马赫数5.3，通过测量进气道上壁面压力分布，研究了进气道开启过程的起动特性；
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