Sub
01
潜艇, 潜水艇
a submersible warship usually armed with torpedoes
语法信息
有生性状态
无生命
形态构成
复合词
可数
复数形式
subs
02
一种在长圆柱形卷上制作的三明治, 长面包中的三明治
a type of sandwich that is made on a long, cylindrical roll filled with a variety of meats, cheeses, vegetables, and condiments, and is often served cold but can also be heated
to sub
01
代替, 替代
be a substitute
语法信息
形态构成
简单词
动作动词
规则
现在时
sub
第三人称单数
subs
现在分词
subbing
一般过去时
subbed
过去分词
subbed
