Ⅰ? (肥肉) fat (of an animal): 長(zhǎng) ~ get fat;put on flesh;flesh out; 跌 ~ get lean [thin] ? (鰾) swim bladder;air bladder Ⅱ ? ? (聚精會(huì)神) concentrate one's attention;be all attention ? (盯住或纏住不放) keep a close watch on;tie up;pester 另見 see also piǎo。 ◆膘肥體壯 (Animals) are plump and sturdy.; 膘厚 fat thickness