| 单词 | bladder |
| 释义 | bladder n. 1. a any of various membranous sacs in some animals, containing urine (urinary bladder), bile (gall-bladder), or air (swim-bladder). b this or part of it or a similar object prepared for various uses. 2. an inflated pericarp or vesicle in various plants. 3. anything inflated and hollow. Etymology: OE bl{aelig}dre f. Gmc |
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