英语词汇“biological shield”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	biological shield
释义	Word Frequency biological shield noun a protective shield impervious to radiation, esp the thick concrete wall surrounding the core of a nuclear reactor
随便看	short-change short-changer short-circuit short circuit short column shortcoming short corner short covering shortcrust shortcrust pastry short-cut short cut shortcut short-cutting short-dated short-day short division short-eared owl shorten shortener shortening shorten the reins Shorter Catechism shortfall short for

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