单词	plumbing
释义	请查阅plumb
随便看	firstaider first aid kit first-aid-kit first amendment firstamendment first-amendment First Amendment, the first among equals first and foremost first and last first base firstbase first-base firstborn first choice first class firstclass first-class first come, first served First Communion firstcommunion first-communion first cousin first-cousin firstcousin 什么是《诚》什么是《话本小说》什么是《说文解字》什么是《谴责小说》什么是《豪放派》什么是《贪官》什么是《贰臣》什么是《赋》什么是《近体诗》什么是《释名》什么是《附:语言学》什么是《音韵学》什么是《韵部》什么是《风骨》什么是《马氏文通》