单词	keep an offing
释义	keep an offing 驶行在海上
随便看	single total adding machine single touch single tow single-tower singlet oxygen singlet oxygen generator singlet positronium single-trace magnetic head singletrack single track single-track single track all-relay semi-automatic block system single track bridge single-track bridge single-track error single track kiln single track operation single track railway single track recorder single-track recorder single track recording single track road singletracks single-tracks single track territory 空心汤圆空洞无物空穴来风空空如也空腹便便空腹高心空话连篇空谈快意空谷传声空谷幽兰格子格安格差格式格式ばる格式バル格式張る格式張ル格技格段