cholesteatosis是什么意思？

cholesteatosis的音标：cholesteatosis的英式发音音标为：[kɒles'tɪətəʊsɪs]cholesteatosis的美式发音音标为：[kɒles'tɪrtoʊsɪs]...

unfortunates的音标：...

expostulate的现在完成时为：expostulated...

a grove of birch trees白桦树丛We found that birch bark could serve as paper.我们发现桦树皮可以作纸用.They've got a wonderful birch in the back garden.他们在后花园有一棵极好的桦树....

Winston的音标：...

n.露营用大锅...

duct的复数形式为：ducts...

Most of the butterflies perish in the first frosts of autumn.大多数蝴蝶会在秋天的第一场霜冻来临时纷纷死去。We don't have a computer (perish the thought) and have only recently bought an electric typewriter.我们没有电脑（死了心吧），只好最近买了台电动打字机。Crowns...

coronations的音标：...

脑动脉造影术...

antilipemic的音标：antilipemic的英式发音音标为：[əntɪlɪ'pemɪk]antilipemic的美式发音音标为：[əntɪlɪ'pemɪk]...

v.平衡，均衡( equipoise的第三人称单数 )...

n.血铁素，蚯蚓血红蛋白辅基...

类石蕊，间苯二酚蓝...

“活跃”的拼音为：huó yuè...

ominous的最高级为：most ominous...