单流式蒸汽机uniflower swi centaury root: 漏芦uniflow vat: 顺流式网槽uniflower swisscentaury root: 漏芦粉末uniflow type scavenging engine: 直流扫气式发动机uniflowerswi centauryroot: 漏芦下载手机词典可随时随地查词查翻译