noun🔗Share外壳，套。 That which encloses or encases."The sausage casings held the ground meat together. "香肠的外壳把绞碎的肉馅固定在一起。partmaterialstructureChat with AIVocabulary GamePractice Reading
noun🔗Share套框，门框，窗框。 The decorative trim around a door or window."The painter carefully applied a fresh coat of white paint to the window casings in the living room. "油漆工小心地给客厅的窗框刷了一层新的白色油漆。architecturebuildingpartChat with AIVocabulary GamePractice Reading
noun🔗Share套管，管套 A metal pipe used to line the borehole of a well."The workers lowered the steel casings into the well to prevent it from collapsing. "工人们把钢制套管放入井中，以防止井壁坍塌。materialgeologytechnicalutilitystructureindustryChat with AIVocabulary GamePractice Reading
noun🔗Share大小写。 The collective states of upper and lower case letters."The replacement string should have the same casing as the matched text."替换字符串的大小写应该和匹配文本的大小写保持一致。grammarlanguagelinguisticsChat with AIVocabulary GamePractice Reading
