名词
中文翻译：链芯
同义词：
['core', 'center例句：1. The strand core is made of high-quality steel.（该链芯由优质钢材制成。）2. The core of the machine is made of strong metal.（这台机器的核心是由坚固的金属制成的。）']
例句：
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1. The strand core is made of high-quality steel.
该链芯由优质钢材制成。
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2. The core of the machine is made of strong metal.
这台机器的核心是由坚固的金属制成的。
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3.The strand core is used to reinforce the structure of the bridge.
该链芯用于加固桥梁的结构。