形容词
中文翻译：未加固的
同义词：
['unfortified', 'unstrengthened']
例句：
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1.The construction of this bridge was not reinforced enough for the heavy traffic.
这座桥梁的建设未能足够加固以承受重交通。
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2.The old building was unreinforced and had to be replaced.
那座旧建筑未经加强，不得不被替换。
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3.The new road is unreinforced and needs more maintenance.
这条新路未经加强，需要更多的维护。