名词
中文翻译：不可逆转的结
同义词：
['irreversible knot', 'inexorable knot例句：1. The scientist discovered a noninvertible knot in the DNA sequence.（这位科学家在DNA序列中发现了一道不可逆转的结。）2. The accident was caused by a noninvertible knot in the road.（这场事故是由道路上的一个不可逆转的结引起的。）3. The engineer had to unravel the noninvertible knot in order to repair the machine.（工程师不得不解开机器上那个不可逆转的结才能修理它。）']
例句：
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1. The scientist discovered a noninvertible knot in the DNA sequence.
这位科学家在DNA序列中发现了一道不可逆转的结。
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2. The accident was caused by a noninvertible knot in the road.
这场事故是由道路上的一个不可逆转的结引起的。
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3. The engineer had to unravel the noninvertible knot in order to repair the machine.
工程师不得不解开机器上那个不可逆转的结才能修理它。