sub rosa

词形变化：

动词过去式: subbed | 动词过去分词: subbed | 动词现在分词: subbing | 动词第三人称单数: subs |

同义词：

stand in | substitute | fill in | deputize | represent | act | replace | shoe | second | submarine | hoagie | poor boy | grinder | wedge | hero | submarine sandwich | hoagy | torpedo | pigboat | Cuban sandwich | U-boat | hero sandwich | bomber | Italian sandwich |

反义词：

super |