sub的中文意思、音标与词形变化

n. 补充人员, 部下, 潜水艇, 胶层, 订户, 傻子 a. 附属的, 次级的 vt. 替代, 转包 vi. 替代 [计] 子程式, 用户, 代替, 减法器

n a large sandwich made of a long crusty roll split lengthwise and filled with meats and cheese (and tomato and onion and lettuce and condiments); different names are used in different sections of the United States n a submersible warship usually armed with torpedoes v be a substitute