“mask face”的概念、定义、翻译、参考文献-科学参考

单词	mask face
释义	mask face [`mask ´fās] ^MEDICINE An expressionless face seen in certain degenerative and inflammatory diseases of the basal ganglia and the extrapyramidal system; voluntary movements are near normal while involuntary movements are infrequent.
随便看	bottom-hole pump bottom-hole samples bottom-hole separator bottom-hole temperature bottom ice bottoming drill bottomland bottom load bottom loading pressure bottom moraine bottomonium bottom pillar bottom quark bottom rot bottoms bottom sampler bottom sediment bottomset beds bottom settlings bottom steam bottom tap bottom terrace bottom time bottom-up analysis bottom water

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