单词
sub
英 [sʌb] 美[sʌb]
基本信息
  • n. 潜水艇;地铁;替补队员
  • vi. 代替
CET6+中低频词常用词汇

英英释意

1. 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
2. a submersible warship usually armed with torpedoes