I received a letter with three enclosures.我收到一封有三份附件的信.The analyzer unit consists of two enclosures.分析单元由二部分组成.Therefore, it is frequently necessary to control certain aspects of the environment in such large enclosures....

n.圈占( enclosure的名词复数 )，围绕，圈占地，附件...

enclosures的音标：enclosures的英式发音音标为：[enk'ləʊʒəz]enclosures的美式发音音标为：[enk'loʊʒəz]...